This page lists the 5027 tags that currently have astronomical definitions.

Tag: 21cmline

Labels

21-cm line, 21 cm line

Definition

21 centimeter line of hydrogen

Tag: 53perseistar

Labels

53 Persei star

Tag: _21cmline

Tag: _53perseistar

Tag: aband

Tag: abellcluster

Labels

Abell cluster

Tag: abelldistanceclass

Tag: abellradius

Tag: abellrichnessclass

Tag: aberration

Labels

optical aberration, aberration

Definition

aberration of optical image

Labels

aberration

Definition

aberration of light

Tag: ablation

Labels

ablation

Tag: abnormalspectrum

Labels

abnormal spectrum

Tag: absolutebtow20

Tag: absolutehtow20

Tag: absoluteitow20

Tag: absolutejtow20

Tag: absolutektow20

Tag: absolutemagnitude

Labels

absolute magnitude

Tag: absolutemagnitudeinb

Tag: absolutemagnitudeinh

Tag: absolutemagnitudeini

Tag: absolutemagnitudeinj

Tag: absolutemagnitudeink

Tag: absolutemagnitudeinr

Tag: absolutemagnitudeinu

Tag: absolutemagnitudeofgalaxy

Tag: absolutertow20

Tag: absolutetemperature

Tag: absolutetemperaturescale

Labels

absolute temperature scale

Tag: absolutevtow20

Tag: absolutezero

Tag: absorption

Labels

absorption

Tag: absorptioncoefficient

Labels

absorption coefficient, absorptivity

Tag: absorptionedge

Tag: absorptionline

Labels

absorption line

Tag: absorptionlinesystem

Labels

absorption line system

Tag: absorptionnebula

Labels

dark nebula, absorption nebula

Tag: absorptionspectroscopy

Labels

absorption spectroscopy

Tag: absorptionspectrum

Labels

absorption spectrum

Tag: absorptivity

Labels

absorption coefficient, absorptivity

Tag: abstractformat

Tag: abundance

Labels

abundance, chemical abundance, element abundance, stellar abundance

Tag: abundanceratio

Labels

abundance ratio

Tag: abvariablestar

Labels

Bailey type, AB variable star

Tag: ac

Labels

actinium, Ac

Definition

actinium (atomic number 89)

Tag: acceleration

Labels

acceleration

Tag: accelerationofgravity

Labels

surface gravity, acceleration of gravity

Labels

gravity, acceleration of gravity

Tag: accelerationofparticles

Labels

Acceleration of particles

Tag: accelerationunit

Tag: accretion

Labels

accretion

Tag: accretionaccretiondisks

Labels

Accretion, accretion disks

Tag: accretiondisk

Labels

accretion disk

Definition

accretion discs UK

Tag: accumulationtheory

Tag: accuracy

Tag: achondrite

Labels

achondrite

Tag: acoustics

Labels

acoustics

Tag: acousticwave

Labels

acoustic wave, sound, sound wave

Tag: actinium

Labels

actinium, Ac

Definition

actinium (atomic number 89)

Tag: activegalacticnucleus

Labels

active galactic nucleus, AGN

Tag: activegalacticnucleusgalaxy

Tag: activegalaxy

Labels

active galaxy, eruptive galaxy

Tag: activeoptics

Labels

active optics

Tag: activeprominence

Labels

active prominence

Tag: activeregion

Labels

active region

Definition

solar active region

Tag: activestar

Labels

active star

Tag: activesun

Labels

active Sun

Tag: activityindex

Labels

activity index

Tag: acuteangle

Tag: adaption

Labels

adaption

Tag: adaptiveoptics

Labels

adaptive optics

Tag: addition

Tag: address

Tag: adiabaticprocess

Labels

adiabatic process

Tag: adjustment

Labels

adjustment

Tag: adsorption

Labels

adsorption

Tag: adwarf

Labels

A dwarf

Definition

A dwarf star

Tag: aerials

Labels

antenna, aerials, antennas

Tag: aerolite

Labels

aerolite

Tag: aeronomy

Labels

aeronomy

Tag: aestar

Labels

Ae star

Tag: afterglow

Labels

afterglow

Tag: ag

Labels

silver, Ag

Definition

silver (atomic number 47)

Tag: agb

Labels

asymptotic giant branch, AGB

Labels

Stars: AGB and post-AGB, AGB, post-AGB

Tag: age

Labels

age

Tag: agiant

Labels

A giant

Definition

A giant star

Tag: agn

Labels

active galactic nucleus, AGN

Tag: air

Labels

air

Tag: airconditioning

Labels

air conditioning

Tag: airglow

Labels

airglow, dayglow, nightglow

Tag: airplaneborneinstrument

Labels

airplane-borne instrument, airplane borne instrument

Tag: airpollution

Labels

air pollution

Tag: airshower

Labels

cosmic ray shower, air shower, auger shower

Tag: airydisk

Labels

Airy disk

Definition

Airy discs UK

Tag: aivelorumstar

Labels

delta Scuti star, AI Velorum star

Tag: al

Labels

aluminum, Al

Definition

aluminum (atomic number 13)

Tag: albedo

Labels

albedo, spherical albedo

Tag: alfvensurface

Labels

Alfven surface

Tag: alfvenwave

Labels

Alfven wave, hydromagnetic wave

Tag: algebra

Tag: algolvariablestar

Labels

Algol variable star, beta Persei star

Tag: algorithmoutput

Tag: alignmentoptics

Labels

alignment optics

Definition

alignment of optical image

Tag: allskycamera

Labels

all-sky camera, all sky camera

Tag: allskyphotography

Labels

all-sky photography, all sky photography

Tag: almanac

Labels

almanac

Tag: alpha2canumvenaticorumstar

Labels

alpha2 Canum Venaticorum star

Tag: alphaparticle

Labels

alpha particle

Tag: alphaparticlemass

Tag: altazimuthmounting

Labels

altazimuth mounting, alt-azimuth mounting, azimuth mounting

Tag: altimeter

Labels

altimeter

Tag: altimetry

Labels

altimetry

Tag: altitudeangle

Labels

altitude angle, elevation angle

Definition

altitude [angle]

Tag: aluminizing

Labels

aluminizing

Tag: aluminum

Labels

aluminum, Al

Definition

aluminum (atomic number 13)

Tag: aluminumcoating

Labels

aluminum coating

Definition

aluminium coating UK

Tag: am

Labels

americium, Am

Definition

americium (atomic number 95)

Tag: amateurastronomy

Labels

amateur astronomy

Tag: amcanumvenaticorumstar

Labels

AM Canum Venaticorum star

Tag: americium

Labels

americium, Am

Definition

americium (atomic number 95)

Tag: amherculisstar

Labels

AM Herculis star, polars

Tag: amhertypestar

Tag: ammonia

Labels

ammonia

Tag: amorgroup

Labels

Amor group

Tag: amountofsubstanceunit

Tag: ampere

Tag: amplifier

Labels

amplifier

Tag: amplitude

Labels

amplitude

Tag: amplitudeofvector

Tag: amstar

Labels

Am star

Tag: analogrecorder

Labels

analog recorder

Tag: analysis

Labels

analysis

Tag: ancientastronomy

Labels

archaeoastronomy, ancient astronomy, astroarchaeology

Tag: anemometer

Labels

anemometer

Tag: angle

Tag: angledescription

Tag: angleofrefraction

Labels

refraction angle, angle of refraction

Definition

angle of refraction

Tag: angleofrotation

Tag: angleunit

Tag: angstrom

Tag: angstromsperdegree

Tag: angularcoordinate

Labels

spherical coordinate, angular coordinate

Tag: angulardiameter

Labels

angular diameter, apparent diameter

Tag: angulardistance

Labels

angular separation, angular distance

Tag: angularmomentum

Labels

angular momentum

Tag: angularradius

Tag: angularresolution

Labels

angular resolution

Tag: angularseparation

Labels

angular separation, angular distance

Tag: angularsize

Tag: angularvelocity

Labels

angular velocity

Tag: angularvelocityunit

Tag: anisotropy

Labels

anisotropy

Tag: annualequation

Labels

annual equation

Tag: annualparallax

Labels

annual parallax, heliocentric parallax, parallax

Tag: annulareclipse

Labels

annular eclipse

Tag: anomalisticmonth

Labels

anomalistic month

Tag: anomalisticyear

Labels

anomalistic year

Tag: anomalousxraypulsar

Tag: anomaly

Labels

anomaly

Tag: ansa

Labels

ansa

Tag: antapex

Labels

antapex

Tag: antarcticobservatory

Labels

antarctic observatory

Tag: antenna

Labels

antenna, aerials, antennas

Tag: antennadesign

Labels

antenna design

Tag: antennas

Labels

antenna, aerials, antennas

Tag: anthropicprinciple

Labels

anthropic principle

Tag: anthropocentrism

Tag: anthropomorphism

Tag: anticenter

Labels

Galactic anticenter, anticenter

Tag: antimatter

Labels

antimatter

Tag: antimony

Labels

antimony, Sb

Definition

antimony (atomic number 51)

Tag: antineutrino

Labels

antineutrino

Tag: antinode

Labels

antinode

Tag: antinucleon

Labels

antinucleon

Tag: antiparticle

Labels

antiparticle

Tag: antiproton

Labels

antiproton

Tag: antireflectioncoating

Labels

antireflection coating

Tag: any-d_shape

Tag: apastron

Labels

apastron

Tag: aperiodiccomet

Labels

aperiodic comet

Tag: aperture

Labels

aperture

Tag: aperturephotometry

Tag: aperturesynthesis

Labels

aperture synthesis, synthetic aperture

Tag: apex

Labels

apex

Tag: aphelion

Labels

aphelion

Tag: apoapsis

Tag: apocenter

Labels

apocenter

Tag: apodisation

Labels

apodization, apodisation UK

Tag: apodization

Labels

apodization, apodisation UK

Tag: apogee

Labels

apogee

Tag: apollogroup

Labels

Apollo group

Tag: apollospaceprogram

Tag: apparentanomaly

Labels

orbital anomaly, apparent anomaly

Definition

orbital_anomaly

Tag: apparentdiameter

Labels

angular diameter, apparent diameter

Tag: apparentintensity

Labels

apparent intensity

Tag: apparentintensityinb

Tag: apparentintensityinh

Tag: apparentintensityini

Tag: apparentintensityinj

Tag: apparentintensityink

Tag: apparentintensityinr

Tag: apparentintensityinu

Tag: apparentintensityinv

Tag: apparentmagnitude

Labels

apparent magnitude

Tag: apparentplaces

Labels

apparent position, apparent places

Tag: apparentposition

Labels

apparent position, apparent places

Tag: apparentsuperluminalmotion

Labels

apparent superluminal motion, superluminal motion

Tag: apse

Labels

apsis, apse

Tag: apsidalmotion

Labels

apsidal motion

Tag: apsis

Labels

apsis, apse

Tag: apstar

Labels

Ap star, peculiar A star

Tag: ar

Labels

argon, Ar

Definition

argon (atomic number 18)

Tag: arc

Labels

arc

Tag: archaeoastronomy

Labels

archaeoastronomy, ancient astronomy, astroarchaeology

Tag: archivist

Tag: arclength

Tag: arcminute

Tag: arcsecond

Tag: area

Tag: areaphotometry

Labels

surface photometry, area photometry

Tag: areaunit

Tag: argon

Labels

argon, Ar

Definition

argon (atomic number 18)

Tag: argumentoftheperihelion

Tag: aristotelianphysics

Tag: arm

Labels

spiral arm, arm

Tag: armillarysphere

Labels

armillary sphere

Tag: array

Labels

array

Tag: arrayprocessor

Labels

array processor

Tag: arsenic

Labels

arsenic, As

Definition

arsenic (atomic number 33)

Tag: article

Tag: artificialsatellite

Labels

artificial satellite

Tag: as

Labels

arsenic, As

Definition

arsenic (atomic number 33)

Tag: ascendingnode

Labels

ascending node

Tag: ashenlight

Labels

ashen light

Tag: astar

Labels

A star

Tag: astatine

Labels

astatine, At

Definition

astatine (atomic number 85)

Tag: asteroid

Labels

asteroid, minor planet, planetoid

Tag: asteroidbelt

Labels

asteroid belt

Tag: asteroidoccultation

Labels

asteroid occultation

Definition

occultation by asteroid

Tag: asteroseismology

Labels

asteroseismology, stellar seismology

Tag: astigmatism

Labels

astigmatism

Tag: astroarchaeology

Labels

archaeoastronomy, ancient astronomy, astroarchaeology

Tag: astrobiology

Labels

astrobiology, exobiology

Labels

Astrobiology

Tag: astrochemistry

Labels

cosmochemistry, astrochemistry, cosmic chemistry

Labels

Astrochemistry

Tag: astrodynamics

Labels

astrodynamics

Tag: astroevent

Tag: astrograph

Labels

astrograph

Tag: astrographiccamera

Labels

astrographic camera

Tag: astrographiccatalog

Labels

astrographic catalog, astrographic catalogues UK

Tag: astrographiccatalogues

Labels

astrographic catalog, astrographic catalogues UK

Tag: astrolabe

Labels

astrolabe

Tag: astrology

Labels

astrology

Tag: astromatterobject

Tag: astromeasurement

Tag: astrometricbinarystar

Labels

astrometric binary star

Tag: astrometricinstrument

Labels

astrometric instrument

Tag: astrometry

Labels

astrometry, positional astronomy

Labels

Astrometry

Tag: astrometryandcelestialmechanics

Labels

Astrometry and celestial mechanics

Tag: astronomer

Labels

astronomer

Tag: astronomicalcatalog

Tag: astronomicalconstant

Labels

astronomical constant

Tag: astronomicaldatabases

Labels

Astronomical data bases

Tag: astronomicaldatabasesmiscellaneous

Labels

Astronomical data bases: miscellaneous

Tag: astronomicalgeodesy

Labels

astronomical geodesy

Tag: astronomicalimageprocessingsystem

Tag: astronomicalinstitution

Tag: astronomicalinstrument

Labels

instrument, astronomical instrument, instrumentation

Tag: astronomicalinstrumentationmethodsandtechniques

Labels

Astronomical instrumentation, methods and techniques

Tag: astronomicaloptics

Labels

astronomical optics

Tag: astronomicalresearch

Labels

astronomical research

Tag: astronomicalsoftware

Tag: astronomicaltechnique

Labels

astronomical technique

Tag: astronomicalunit

Labels

Astronomical Unit, A.U., AU

Tag: astronomy

Labels

astronomy

Tag: astronomytheory

Tag: astroobject

Tag: astrophotography

Labels

photography, astrophotography

Tag: astrophysicaldatafacility

Tag: astrophysicaljet

Labels

jet, astrophysical jet

Tag: astrophysicist

Tag: astrophysics

Labels

astrophysics

Tag: astroweb

Tag: asubdwarf

Labels

A subdwarf

Definition

A subdwarf star

Tag: asubgiant

Labels

A subgiant

Definition

A subgiant star

Tag: asupergiant

Labels

A supergiant

Definition

A supergiant star

Tag: asymptoticgiantbranch

Labels

asymptotic giant branch, AGB

Tag: at

Labels

astatine, At

Definition

astatine (atomic number 85)

Tag: ataxite

Labels

ataxite

Tag: atlas

Labels

atlas, chart

Tag: atlases

Labels

Atlases

Tag: atmosphere

Labels

atmosphere

Tag: atmosphericdensity

Labels

atmospheric density

Tag: atmosphericeffects

Labels

Atmospheric effects

Tag: atmosphericextinction

Labels

atmospheric extinction, extinction

Tag: atmosphericradiation

Labels

atmospheric radiation, sky radiation

Tag: atmosphericrefraction

Labels

atmospheric refraction

Tag: atmosphericscattering

Labels

atmospheric scattering

Tag: atmosphericscintillation

Labels

atmospheric scintillation, twinkling

Tag: atmospherictide

Labels

atmospheric tide

Tag: atmosphericwindow

Labels

atmospheric window

Tag: atom

Labels

atom

Tag: atomicclock

Labels

atomic clock, caesium clock, cesium clock

Tag: atomicconstant

Tag: atomicdata

Labels

Atomic data

Tag: atomicelectronicstate

Tag: atomicisotope

Tag: atomicline

Labels

atomic line

Tag: atomicmassconstant

Tag: atomicmassunit

Tag: atomicmassunitc12

Tag: atomicmassunith

Tag: atomicmassunito16

Tag: atomicnucleus

Tag: atomicphysics

Labels

atomic physics

Tag: atomicprocess

Labels

atomic process

Tag: atomicprocesses

Labels

Atomic processes

Tag: atomicspectrum

Labels

atomic spectrum

Tag: atomictime

Labels

atomic time

Tag: attenuation

Labels

attenuation

Tag: au

Labels

gold, Au

Definition

gold (atomic number 79)

Labels

Astronomical Unit, A.U., AU

Tag: augershower

Labels

cosmic ray shower, air shower, auger shower

Tag: aurora

Labels

aurora

Tag: auroralarc

Labels

auroral arc

Tag: auroraljet

Labels

auroral jet

Tag: australite

Labels

australite

Tag: author

Tag: autocorrelation

Labels

auto-correlation, autocorrelation

Tag: autoguider

Labels

autoguider

Tag: automatedtelescope

Labels

automated telescope, robotic telescope

Tag: automaticpatroltelescope

Labels

automatic patrol telescope

Tag: autumnalequinox

Labels

autumnal equinox

Tag: auxiliaryinstrument

Labels

auxiliary instrument

Tag: avalanchephotodiode

Labels

avalanche photodiode

Tag: average

Tag: avogadronumber

Tag: axialratio

Labels

axial ratio

Tag: axialratio2inclinationcode

Tag: axion

Labels

axion

Tag: axis

Labels

axis

Tag: axisymmetricsystem

Tag: axonometricprojection

Tag: azimuth

Labels

azimuth, bearing

Tag: azimuthalangle

Tag: azimuthalquantumnumber

Tag: azimuthmounting

Labels

altazimuth mounting, alt-azimuth mounting, azimuth mounting

Tag: b

Labels

boron, B

Definition

boron (atomic number 5)

Tag: ba

Labels

barium, Ba

Definition

barium (atomic number 56)

Tag: baadewesselinkmethod

Labels

Baade-Wesselink method

Tag: background

Labels

background

Tag: backgroundnoise

Labels

background noise

Tag: backgroundradiation

Labels

background radiation, radiation background

Tag: bahcallsoneiramodel

Tag: baiistar

Labels

barium star, Ba II star

Tag: baileytype

Labels

Bailey type, AB variable star

Tag: bailysbead

Labels

bailys bead

Definition

Baily's bead

Tag: bakernunncamera

Labels

Baker-Nunn camera

Tag: ballikramsayband

Tag: balloonborneinstrument

Labels

balloon-borne instrument, balloon borne instrument

Tag: balloons

Labels

Balloons

Tag: balmercontinuum

Labels

Balmer continuum

Tag: balmerjump

Tag: balmerlimit

Labels

Balmer limit

Tag: balmerline

Labels

Balmer series, Balmer line

Tag: balmerseries

Labels

Balmer series, Balmer line

Tag: bandhead

Tag: bar

Tag: barium

Labels

barium, Ba

Definition

barium (atomic number 56)

Tag: bariumstar

Labels

barium star, Ba II star

Tag: barometer

Labels

barometer

Tag: barredspiralgalaxy

Labels

barred spiral galaxy

Tag: baryon

Labels

baryon

Tag: baryonicdarkmatter

Labels

baryonic Dark Matter

Tag: baseunit

Tag: basin

Labels

basin

Tag: bband

Labels

B band

Tag: bdwarf

Labels

B dwarf

Definition

B dwarf star

Tag: be

Labels

beryllium, Be

Definition

beryllium (atomic number 4)

Tag: beamswitching

Labels

beam switching

Tag: beamwaveguide

Labels

beam waveguide

Tag: beamwidth

Labels

beamwidth

Tag: bearing

Labels

azimuth, bearing

Tag: beatcepheid

Labels

double-mode Cepheid, beat_Cepheid, double mode Cepheid

Tag: bediasite

Labels

bediasite

Tag: bedwarfstar

Labels

Be star, Be dwarf star

Tag: berkelium

Labels

berkelium, Bk

Definition

berkelium (atomic number 97)

Tag: bernoulliequation

Tag: beryllium

Labels

beryllium, Be

Definition

beryllium (atomic number 4)

Tag: besselianelement

Tag: besselianepoch

Labels

Besselian epoch

Tag: besselianyear

Tag: besselphotometry

Labels

Bessel photometry, Bessel UBVRI photometry

Tag: besselubvriphotometry

Labels

Bessel photometry, Bessel UBVRI photometry

Tag: bestar

Labels

Be star, Be dwarf star

Tag: betacanismajorisstar

Labels

beta Cephei star, beta Canis Majoris star

Tag: betacepheistar

Labels

beta Cephei star, beta Canis Majoris star

Tag: betaceptypestar

Tag: betalyraestar

Labels

beta Lyrae star

Tag: betaperseistar

Labels

Algol variable star, beta Persei star

Tag: bgalaxy

Labels

B galaxy

Definition

barred galaxy (Yerkes classification scheme)

Tag: bgiant

Labels

B giant

Definition

B giant star

Tag: bh

Labels

bohrium, Bh

Definition

bohrium (atomic number 107)

Tag: bi

Labels

bismuth, Bi

Definition

bismuth (atomic number 83)

Tag: bianchicosmology

Labels

Bianchi cosmology

Tag: biascalibration

Labels

bias calibration

Tag: biasedgalaxyformation

Tag: bigbang

Tag: bigbangtheory

Labels

Big Bang theory

Tag: bigcrunch

Tag: binaries

Labels

binary star, binaries, double star

Tag: binariesclose

Labels

Binaries: close

Tag: binarieseclipsing

Labels

Binaries: eclipsing

Tag: binariesgeneral

Labels

Binaries: general

Tag: binariesspectroscopic

Labels

Binaries: spectroscopic

Tag: binariessymbiotic

Labels

Binaries: symbiotic

Tag: binariesvisual

Labels

Binaries: visual

Tag: binarygalaxy

Labels

double galaxy, binary galaxy

Tag: binaryoperation

Tag: binarypulsar

Labels

binary pulsar

Tag: binarystar

Labels

binary star, binaries, double star

Tag: binarysystem

Labels

binary system

Tag: bindingenergy

Tag: biologist

Tag: biology

Labels

biology

Tag: bipolarflow

Labels

bipolar outflow, bipolar flow

Tag: bipolargalaxy

Labels

bipolar galaxy

Tag: bipolargroup

Labels

bipolar group

Tag: bipolarnebula

Labels

bipolar nebula

Tag: bipolaroutflow

Labels

bipolar outflow, bipolar flow

Tag: birthrate

Labels

birth rate

Tag: bismuth

Labels

bismuth, Bi

Definition

bismuth (atomic number 83)

Tag: bk

Labels

berkelium, Bk

Definition

berkelium (atomic number 97)

Tag: blackbodyfit

Tag: blackbodyradiation

Labels

black body radiation, thermal black body radiation

Tag: blackdwarf

Labels

black dwarf

Definition

black dwarf star

Tag: blackhole

Labels

black hole

Tag: blackholephysics

Labels

Black hole physics

Tag: blankfield

Labels

blank field

Tag: blazar

Labels

blazar

Tag: blazhkoeffect

Labels

Blazhko effect

Tag: blherculisstar

Labels

BL Herculis star

Tag: blines

Tag: blinkcomparator

Labels

blink comparator

Tag: blinking

Labels

blinking

Tag: bllac

Tag: bllacertaeobject

Labels

BL Lacertae object, BL Lac object

Tag: bllacertaeobjectsgeneral

Labels

BL Lacertae objects: general

Tag: bllacobject

Labels

BL Lacertae object, BL Lac object

Tag: bluegalaxy

Labels

blue galaxy

Tag: blueloop

Labels

blue loop

Tag: blueobject

Labels

blue object

Tag: blueshift

Labels

blueshift, blue shift, blue-shift

Tag: bluestar

Labels

early-type star, blue star, early type star, hot star

Tag: bluestragglers

Labels

Blue stragglers

Tag: bluestragglerstar

Labels

blue straggler star

Tag: bmagnitude

Labels

B magnitude

Tag: bodeslaw

Labels

Bodes law, Titius-Bode law

Definition

Bode's law

Tag: bohratom

Tag: bohrium

Labels

bohrium, Bh

Definition

bohrium (atomic number 107)

Tag: bohrmagneton

Tag: bokglobule

Labels

Bok globule

Tag: bolide

Labels

bolide

Tag: bolometer

Labels

bolometer

Tag: bolometricabsolutemagnitude

Tag: bolometriccorrection

Labels

bolometric correction

Tag: boltzmannconstant

Tag: book

Tag: boron

Labels

boron, B

Definition

boron (atomic number 5)

Tag: boseeinsteincondensate

Tag: boseeinsteinnucleus

Labels

Bose-Einstein nucleus

Tag: boseeinsteinstatistics

Labels

Bose-Einstein statistics

Tag: boson

Labels

boson

Tag: bosonicstringtheory

Tag: bottomquark

Tag: bottomupscenario

Tag: boundary

Tag: boundarylayer

Labels

boundary layer

Tag: boundfreetransition

Labels

bound-free transition, bound free transition

Tag: bouwerstelescope

Labels

Bouwers telescope

Tag: bowshock

Labels

bow shock

Definition

bow-shock

Tag: boyleslaw

Tag: bpstar

Labels

Bp star

Tag: br

Labels

bromine, Br

Definition

bromine (atomic number 35)

Tag: brackettline

Tag: brackettseries

Labels

Brackett series

Tag: braggangle

Tag: bralpha

Tag: brane

Tag: bremsstrahlung

Labels

bremsstrahlung, free free transition, free-free transition

Tag: bridge

Labels

bridge

Tag: brightgalaxy

Labels

bright galaxy

Tag: brightnebula

Labels

bright nebula

Tag: brightness

Labels

brightness

Tag: brightnessdistribution

Labels

brightness distribution

Tag: brightnesstemperature

Labels

brightness temperature

Tag: brightpoint

Labels

bright point

Definition

solar bright point

Tag: brightstar

Labels

bright star

Tag: brillouinscattering

Labels

brillouin scattering

Tag: brillouinspectrum

Labels

brillouin spectrum

Tag: broadabsorptionlineqso

Tag: broadabsorptionlinesystem

Tag: broadbandphotometry

Labels

broad band photometry, wide-band photometry

Definition

broad-band photometry

Tag: bromine

Labels

bromine, Br

Definition

bromine (atomic number 35)

Tag: browndwarf

Labels

brown dwarf

Tag: bstar

Labels

B star

Tag: bsubdwarf

Labels

B subdwarf

Definition

B subdwarf star

Tag: bsupergiant

Labels

B supergiant

Definition

B supergiant star

Tag: bubble

Labels

bubble

Tag: bulge

Labels

bulge

Tag: bumpcepheid

Labels

Cepheid, Cepheid variable star, bump Cepheid, classical Cepheid, delta Cephei star

Tag: bureaudeslongitudes

Tag: bureauinternationaldelheure

Tag: bureauinternationaldespoidsetmesures

Tag: burkertprofile

Labels

Burkert profile

Definition

Burkert mass-profile

Tag: burningzone

Tag: burst

Labels

burst

Tag: burster

Labels

burster

Tag: butterflydiagram

Labels

butterfly diagram

Tag: bvphotometry

Labels

BV photometry

Tag: bwstar

Labels

Bw star

Tag: bydraconisstar

Labels

BY Draconis star

Tag: c

Labels

carbon, C

Definition

carbon (atomic number 6)

Tag: c2band

Tag: ca

Labels

calcium, Ca

Definition

calcium (atomic number 20)

Tag: cabinetprojection

Tag: cadmium

Labels

cadmium, Cd

Definition

cadmium (atomic number 48)

Tag: caesium

Labels

caesium, Cs, cesium

Definition

caesium (atomic number 55)

Tag: caesiumclock

Labels

atomic clock, caesium clock, cesium clock

Tag: cahline

Tag: caiiemissionline

Labels

Ca II emission line

Tag: cakline

Tag: calcium

Labels

calcium, Ca

Definition

calcium (atomic number 20)

Tag: calciumline

Labels

calcium line

Tag: calculation

Tag: calculus

Tag: calculusofvariation

Tag: calendar

Labels

calendar

Tag: calendaryear

Tag: calibration

Labels

calibration

Tag: californium

Labels

californium, Cf

Definition

californium (atomic number 98)

Tag: cambridgecatalog

Tag: camera

Labels

camera

Tag: cameralens

Labels

camera lens

Tag: candella

Tag: candoluminescence

Labels

luminescence, candoluminescence

Tag: canyon

Labels

canyon

Tag: capacitance

Tag: capacitanceunit

Tag: capephotometry

Labels

Cape photometry, UCBV photometry

Tag: caperiphotometry

Labels

Cape RI photometry

Tag: capture

Labels

capture

Tag: carbon

Labels

carbon, C

Definition

carbon (atomic number 6)

Tag: carbonaceouschondrite

Labels

carbonaceous chondrite

Tag: carbonburning

Labels

carbon burning

Tag: carboncompound

Labels

carbon compound

Tag: carboncycle

Labels

carbon nitrogen cycle, CNO cycle, carbon cycle

Tag: carbondetonation

Labels

carbon flash, carbon detonation

Tag: carbondetonationsupernovamodel

Tag: carbondioxide

Labels

carbon dioxide, CO2, CO_2

Tag: carbondisulfide

Labels

carbon disulfide

Tag: carbonflash

Labels

carbon flash, carbon detonation

Tag: carbonline

Labels

carbon line

Tag: carbonmonosulfide

Labels

carbon monosulfide, CS

Tag: carbonmonoxide

Labels

carbon monoxide, CO

Tag: carbonnitrogencycle

Labels

carbon nitrogen cycle, CNO cycle, carbon cycle

Tag: carbonstar

Labels

carbon star, C star

Tag: cartesiancoordinate

Tag: cartesiancoordinatesystem

Tag: cassegrainantenna

Labels

Cassegrain antenna, Cassegrain antennas, two reflector antennas, two-reflector antennas

Tag: cassegrainantennas

Labels

Cassegrain antenna, Cassegrain antennas, two reflector antennas, two-reflector antennas

Tag: cassegrainfocus

Labels

Cassegrain focus

Tag: cassegraintelescope

Labels

Cassegrain telescope

Tag: cataclysmicbinarystar

Labels

cataclysmic variable star, CV, cataclysmic binary star, eruptive variable star

Tag: cataclysmicvariableeruption

Tag: cataclysmicvariablestar

Labels

cataclysmic variable star, CV, cataclysmic binary star, eruptive variable star

Tag: catadioptricsystem

Labels

catadioptric system

Tag: catalog

Labels

catalog, catalogues UK

Tag: catalogs

Labels

Catalogs

Tag: catalogues

Labels

catalog, catalogues UK

Tag: catastrophetheory

Labels

catastrophe theory

Tag: cathode

Labels

cathode

Tag: catoptricsystem

Labels

catoptric system

Tag: causality

Tag: caustic

Labels

caustic

Tag: causticcrossing

Labels

caustic crossing

Tag: cavalierprojection

Tag: ccd

Labels

charge-transfer device, CCD, charge transfer device

Labels

charge-coupled device, CCD, charge coupled device

Tag: ccdcamera

Labels

CCD detector, CCD camera

Tag: ccddetector

Labels

CCD detector, CCD camera

Tag: ccdobservation

Labels

CCD observation

Tag: ccdphotometry

Labels

CCD photometry

Tag: cd

Labels

cadmium, Cd

Definition

cadmium (atomic number 48)

Tag: cdgalaxy

Labels

cD galaxy

Definition

cD galaxy (compact D galaxy in the Yerkes classification scheme)

Tag: ce

Labels

cerium, Ce

Definition

cerium (atomic number 58)

Tag: celestialcoordinate

Labels

equatorial coordinate system, celestial coordinate, equatorial system

Tag: celestialcoordinatesystem

Labels

celestial coordinate system

Tag: celestialequator

Labels

celestial equator

Tag: celestiallatitude

Labels

Declination, celestial latitude

Tag: celestiallongitude

Labels

Right Ascension, celestial longitude

Tag: celestialmechanics

Labels

celestial mechanics

Labels

Celestial mechanics

Tag: celestialpole

Labels

celestial pole

Tag: celestialsphere

Labels

celestial sphere

Tag: celsius

Tag: celsiustemperaturescale

Labels

celsius temperature scale

Tag: center

Labels

center

Tag: centerofearth

Tag: centerofmass

Labels

center of mass

Tag: centerofrotation

Tag: centi

Tag: centigrade

Tag: centralangleofcircle

Tag: centrallydirectedforce

Tag: centralstar

Labels

central star

Tag: centrenationaldetudesspatiales

Tag: centrifugalforce

Labels

centrifugal force

Tag: centripetalforce

Labels

centripetal force

Tag: cepheid

Labels

Cepheid, Cepheid variable star, bump Cepheid, classical Cepheid, delta Cephei star

Tag: cepheiddistance

Labels

Cepheid distance

Tag: cepheids

Labels

Cepheids

Tag: cepheidstar

Tag: cepheidvariablestar

Labels

Cepheid, Cepheid variable star, bump Cepheid, classical Cepheid, delta Cephei star

Tag: cerenkovcounter

Labels

Cerenkov counter, Cherenkov counter

Tag: cerenkoveffect

Labels

Cerenkov radiation, Cerenkov effect

Tag: cerenkovradiation

Labels

Cerenkov radiation, Cerenkov effect

Tag: ceres

Labels

Ceres

Tag: cerium

Labels

cerium, Ce

Definition

cerium (atomic number 58)

Tag: cern

Tag: cesium

Labels

caesium, Cs, cesium

Definition

caesium (atomic number 55)

Tag: cesiumclock

Labels

atomic clock, caesium clock, cesium clock

Tag: cf

Labels

californium, Cf

Definition

californium (atomic number 98)

Tag: cgsunit

Tag: ch

Labels

hydrated carbon, CH

Definition

CH molecule

Tag: ch4

Labels

methane, CH4, CH_4

Definition

methane molecule

Tag: chandlerwobble

Labels

Chandler wobble, polar wandering

Tag: chandrasekharlimit

Tag: chandrasekharmass

Labels

Chandrasekhar mass

Definition

Chandrasekhar limit

Chandrasekhar limit; the mass-limit for a degenerate stellar object

Tag: chandrasekharschoenberglimit

Labels

Chandrasekhar-Schoenberg limit, Chandrasekhar-Schonberg limit, Schoenberg-Chandrasekhar limit, Schonberg-Chandrasekhar limit

Definition

Chandrasekhar-Schoenberg limit; the mass-limit for an isothermal stellar core

Tag: chandrasekharschonberglimit

Labels

Chandrasekhar-Schoenberg limit, Chandrasekhar-Schonberg limit, Schoenberg-Chandrasekhar limit, Schonberg-Chandrasekhar limit

Definition

Chandrasekhar-Schoenberg limit; the mass-limit for an isothermal stellar core

Tag: chaos

Labels

Chaos

Tag: chapter

Tag: chargecoupleddevice

Labels

charge-coupled device, CCD, charge coupled device

Tag: chargedparticle

Labels

ion, charged particle

Tag: chargeinjectiondevice

Labels

charge-injection device, CID, charge injection device

Tag: chargetransferdevice

Labels

charge-transfer device, CCD, charge transfer device

Tag: chargeunit

Tag: charlesslaw

Tag: charmquark

Tag: chart

Labels

atlas, chart

Tag: chemicalabundance

Labels

abundance, chemical abundance, element abundance, stellar abundance

Tag: chemicalcomposition

Labels

chemical composition

Tag: chemicalcompound

Tag: chemicalelement

Labels

chemical element

Tag: chemicalequilibrium

Tag: chemicalevolution

Labels

chemical evolution

Tag: chemicalmixture

Tag: chemicalsubstance

Tag: chemiluminescence

Labels

chemiluminescence

Tag: chemist

Tag: chemistry

Labels

chemistry

Tag: cherenkovcounter

Labels

Cerenkov counter, Cherenkov counter

Tag: chgband

Tag: chlorine

Labels

chlorine, Cl

Definition

chlorine (atomic number 17)

Tag: chondrite

Labels

chondrite

Tag: chondrules

Labels

chondrules

Tag: chord

Tag: chromaticaberration

Labels

chromatic aberration

Tag: chromium

Labels

chromium, Cr

Definition

chromium (atomic number 24)

Tag: chromosphere

Labels

chromosphere

Tag: chromosphericeruption

Labels

prominence, chromospheric eruption

Labels

flare, chromospheric eruption

Tag: chronograph

Labels

chronometer, chronograph

Tag: chronometer

Labels

chronometer, chronograph

Tag: chstar

Labels

CH star

Tag: cid

Labels

charge-injection device, CID, charge injection device

Tag: ciemission

Labels

C I emission

Tag: ciiregion

Labels

C II region

Tag: circle

Tag: circularcone

Tag: circularorbit

Labels

circular orbit

Tag: circularpolarisation

Labels

circular polarization, circular polarisation UK

Tag: circularpolarization

Labels

circular polarization, circular polarisation UK

Tag: circumference

Tag: circumplanetarymatter

Labels

circumplanetary matter

Tag: circumstellarcloud

Labels

circumstellar matter, circumstellar cloud, stellar envelope

Tag: circumstellardisk

Labels

circumstellar disk

Definition

circumstellar discs UK

Tag: circumstellardust

Labels

circumstellar dust

Tag: circumstellarenvelope

Labels

circumstellar envelope, stellar envelope

Tag: circumstellargas

Labels

circumstellar gas

Tag: circumstellargrain

Labels

circumstellar grain

Tag: circumstellarmatter

Labels

circumstellar matter, circumstellar cloud, stellar envelope

Labels

Circumstellar matter

Tag: circumstellarshell

Labels

circumstellar shell, stellar envelope

Tag: civiltime

Labels

civil time

Tag: cl

Labels

chlorine, Cl

Definition

chlorine (atomic number 17)

Tag: classicalcepheid

Labels

Cepheid, Cepheid variable star, bump Cepheid, classical Cepheid, delta Cephei star

Tag: classicalelectronradius

Tag: classicalnova

Labels

classical nova, nova

Tag: classicalphysics

Tag: classicalttauristar

Labels

classical T Tauri star, CTTS

Tag: classiccepheidstar

Tag: classification

Labels

classification

Tag: cleanmethod

Labels

clean method

Tag: clock

Labels

clock

Tag: closebinarystar

Labels

close binary star

Tag: closedcurve

Tag: closedstring

Tag: closeduniverse

Labels

closed universe

Tag: closeencounter

Labels

close encounter

Tag: cloud

Labels

cloud

Tag: cloudmonitor

Labels

cloud monitor

Tag: cloudsofmagellan

Labels

Magellanic cloud, Clouds of Magellan

Tag: clumping

Labels

clumping

Tag: cluster

Labels

cluster

Tag: clustering

Labels

clustering

Tag: clusterofgalaxies

Labels

galaxy cluster, cluster of galaxies, galaxy clustering

Definition

cluster of galaxies

Tag: clusterofstar

Labels

star cluster, cluster of star

Tag: clusterparallax

Labels

moving cluster parallax, cluster parallax

Tag: clustertypevariablestar

Labels

RR Lyrae star, cluster type variable star

Tag: cm

Labels

curium, Cm

Definition

curium (atomic number 96)

Tag: cmb

Labels

Cosmic microwave background, CMB

Tag: cmdiagram

Labels

color-magnitude relation, c m diagram, c m relation, c-m diagram, c-m relation, color magnitude relation, color-magnitude diagram

Tag: cme

Labels

coronal mass ejection, CME

Tag: cmes

Labels

Sun: coronal mass ejections, CMEs

Tag: cmrelation

Labels

color-magnitude relation, c m diagram, c m relation, c-m diagram, c-m relation, color magnitude relation, color-magnitude diagram

Tag: cn

Labels

cyanogen, CN

Tag: cnoanomaly

Labels

CNO anomaly

Tag: cnocycle

Labels

carbon nitrogen cycle, CNO cycle, carbon cycle

Tag: cnstar

Labels

CN star

Tag: co

Labels

cobalt, Co

Definition

cobalt (atomic number 27)

Labels

carbon monoxide, CO

Tag: co2

Labels

carbon dioxide, CO2, CO_2

Tag: coating

Labels

coating

Tag: cobalt

Labels

cobalt, Co

Definition

cobalt (atomic number 27)

Tag: cobaltstar

Labels

magnetic star, cobalt star

Tag: cocoonstar

Labels

cocoon star

Tag: coefficient

Tag: coelostat

Labels

coelostat

Tag: coherence

Labels

coherence

Tag: coinvestigator

Tag: colddarkmatter

Labels

cold Dark Matter

Tag: collapse

Labels

collapse

Tag: collapsedobject

Labels

collapsed star, collapsed object, collapsing star

Tag: collapsedstar

Labels

collapsed star, collapsed object, collapsing star

Tag: collapsingcloud

Labels

collapsing cloud

Tag: collapsingstar

Labels

collapsed star, collapsed object, collapsing star

Tag: collimation

Labels

collimation

Tag: collimator

Labels

collimator

Tag: collision

Labels

collision

Tag: collisionalexcitation

Labels

collisional excitation

Tag: collisionalplasma

Labels

collisional plasma

Tag: collisionbroadening

Labels

collision broadening

Tag: collisionlessboltzmannequation

Tag: collisionprocess

Labels

collision process

Tag: collisionspectroscopy

Labels

collision spectroscopy

Tag: collisionstrength

Labels

collision strength

Tag: color

Labels

color

Tag: colorequation

Labels

color equation

Tag: colorexcess

Labels

color excess

Tag: colorfilter

Labels

optical filter, color filter

Tag: colorimetry

Labels

colorimetry

Tag: colorindex

Labels

color index

Tag: colorluminosityrelation

Labels

color-luminosity relation, color luminosity relation

Tag: colormagnitudediagram

Labels

color-magnitude relation, c m diagram, c m relation, c-m diagram, c-m relation, color magnitude relation, color-magnitude diagram

Tag: colormagnitudediagrams

Labels

Hertzsprung-Russell and C-M diagrams, Color-Magnitude diagrams, H-R and C-M diagrams, H-R and CM diagrams, HR and C-M diagrams, HR and CM diagrams, Hertzsprung-Russel and Color-Magnitude diagrams, Hertzsprung-Russel diagrams

Tag: colormagnituderelation

Labels

color-magnitude relation, c m diagram, c m relation, c-m diagram, c-m relation, color magnitude relation, color-magnitude diagram

Tag: colorphotography

Labels

color photography

Tag: colorredshiftrelation

Labels

color-redshift relation, color redshift relation

Tag: colortemperature

Tag: colorvision

Labels

color vision

Tag: coma

Labels

comatic aberration, coma

Definition

comatic aberration (coma)

Labels

coma

Tag: comaticaberration

Labels

comatic aberration, coma

Definition

comatic aberration (coma)

Tag: comet

Labels

comet

Tag: cometaryglobule

Labels

cometary globule

Tag: cometsgeneral

Labels

Comets: general

Tag: commensurateorbit

Tag: compactgalaxy

Labels

compact galaxy

Tag: compactgroup

Tag: compacthiiregion

Labels

compact H II region

Tag: compactnebula

Labels

compact nebula

Tag: compactnucleus

Labels

compact nucleus

Tag: compactobject

Labels

compact object

Tag: compactsource

Labels

compact source

Tag: companiongalaxy

Labels

companion galaxy

Tag: companionstar

Labels

companion star

Tag: comparison

Labels

comparison

Tag: comparisonlamp

Labels

comparison lamp

Tag: comparisonstar

Labels

comparison star

Tag: compiledprogram

Tag: component

Labels

component

Tag: compositeparticle

Labels

composite particle

Tag: compositequantity

Tag: composition

Labels

composition

Tag: comptoneffect

Labels

Compton effect

Tag: comptonscattering

Labels

Compton scattering

Tag: comptonwavelength

Tag: computer

Labels

computer

Tag: computerapplication

Labels

computer application

Tag: computerlanguage

Tag: computermodel

Labels

computer model

Tag: computerprogram

Labels

computer program

Tag: computersimulation

Labels

computer simulation

Tag: computing

Labels

computing

Tag: concavepolygon

Tag: concentrationunit

Tag: concept

Tag: condensation

Labels

condensation

Tag: conductance

Tag: conductancequantum

Tag: conductanceunit

Tag: conduction

Labels

conduction

Labels

Conduction

Tag: cone

Tag: conicsection

Tag: conjunction

Labels

conjunction

Tag: conservationlaw

Tag: conservationofangularmomentum

Tag: conservationofcharge

Tag: conservationofenergy

Tag: conservationofmassandenergy

Tag: conservationofmatter

Tag: conservationofmomentum

Tag: consistent

Tag: constant

Labels

constant

Tag: constellation

Labels

constellation

Tag: contactbinarystar

Labels

contact binary star

Tag: contentofgalaxy

Labels

galaxy structure, content of galaxy, structure of galaxy

Definition

structure of galaxy

Tag: continent

Labels

continent

Tag: continentaldrift

Labels

continental drift

Tag: continuousspectrum

Labels

continuous spectrum

Tag: continuumradiation

Labels

continuum radiation

Tag: contiuum

Labels

contiuum

Tag: contourmap

Labels

contour map

Tag: contraction

Labels

contraction

Tag: contrast

Labels

contrast

Tag: controlsystem

Labels

control system

Tag: convection

Labels

convection

Labels

Convection

Tag: convectionzone

Tag: convectiveenvelope

Labels

convective envelope

Tag: convectiveshell

Labels

convective shell

Tag: convectivezone

Labels

convective zone

Tag: convexpolygon

Tag: cooldwarfstar

Labels

late-type dwarf, cool dwarf star, late type dwarf star

Definition

late-type dwarf star

Tag: coolgiantstar

Labels

late-type giant, cool giant star, late type giant star

Definition

late-type giant star

Tag: cooling

Labels

cooling

Tag: coolingflow

Labels

cooling flow

Tag: coolingflows

Labels

Cooling flows

Tag: coolstar

Labels

late-type star, cool star, late type star

Tag: coolsubdwarfstar

Labels

late-type subdwarf, cool subdwarf star

Tag: coolsupergiantstar

Labels

late-type supergiant, cool supergiant star

Definition

late-type supergiant star

Tag: coordinate

Tag: coordinateduniversaltime

Labels

coordinated Universal Time, UTC

Tag: coordinates

Tag: coordinatesystem

Labels

coordinate system

Tag: coordinatetransformation

Tag: copenhageninterpretation

Tag: copper

Labels

copper, Cu

Definition

copper (atomic number 29)

Tag: core

Labels

core

Tag: coreradius

Tag: corona

Labels

corona, coronas

Tag: coronagraph

Labels

coronagraph

Tag: coronaldimming

Labels

coronal dimming

Definition

solar coronal dimming

Tag: coronalgreenline

Tag: coronalhole

Labels

coronal hole

Tag: coronalline

Labels

coronal line

Tag: coronalloop

Labels

coronal loop

Tag: coronalmassejection

Labels

coronal mass ejection, CME

Tag: coronalplume

Labels

coronal plume

Tag: coronaltransient

Labels

coronal transient

Tag: coronalwave

Labels

coronal wave

Definition

solar coronal wave

Tag: coronas

Labels

corona, coronas

Tag: corpuscularemission

Labels

corpuscular emission

Tag: correctinglens

Labels

field corrector, correcting lens

Tag: correction

Labels

correction

Tag: correctionforinterveningmatter

Tag: correctionforobscuration

Tag: correctionforprojection

Tag: correctionfortimedelay

Tag: correctorplate

Labels

corrector plate

Tag: correlation

Labels

correlation

Tag: cosmic

Labels

cosmic

Tag: cosmicabundance

Labels

cosmic abundance

Tag: cosmicbackgroundradiation

Labels

cosmic background radiation

Tag: cosmicchemistry

Labels

cosmochemistry, astrochemistry, cosmic chemistry

Tag: cosmicdust

Labels

dust, cosmic dust

Tag: cosmicelectrodynamics

Labels

cosmic electrodynamics

Tag: cosmicgammarayburst

Labels

gamma-ray burst, GRB, cosmic gamma ray burst, cosmic gamma-ray burst, gamma ray burst

Tag: cosmicmatterdensity

Tag: cosmicmicrowavebackground

Labels

Cosmic microwave background, CMB

Tag: cosmicnoise

Labels

cosmic noise

Tag: cosmicplasma

Labels

plasma, cosmic plasma

Tag: cosmicradiation

Labels

cosmic ray, cosmic radiation, primary cosmic ray

Tag: cosmicray

Labels

cosmic ray, cosmic radiation, primary cosmic ray

Tag: cosmicrayastronomy

Labels

cosmic ray astronomy

Tag: cosmicrays

Labels

Cosmic rays

Tag: cosmicrayshower

Labels

cosmic ray shower, air shower, auger shower

Tag: cosmicraysource

Labels

cosmic ray source

Tag: cosmicstring

Labels

cosmic string, string

Tag: cosmicyear

Labels

cosmic year

Tag: cosmochemistry

Labels

cosmochemistry, astrochemistry, cosmic chemistry

Tag: cosmochronology

Labels

cosmochronology, nucleocosmochronology

Tag: cosmogony

Labels

cosmogony

Tag: cosmologicalconstant

Labels

cosmological constant, Lambda

Tag: cosmologicaldistancescale

Labels

cosmological distance scale

Tag: cosmologicalmodel

Labels

cosmological model

Tag: cosmologicalparameter

Labels

cosmological parameter

Definition

cosmological parameter/constant

Tag: cosmologicalparameters

Labels

Cosmological parameters

Tag: cosmology

Labels

cosmology

Labels

Cosmology

Tag: cosmologycosmicmicrowavebackground

Labels

Cosmic microwave background, CMB

Tag: cosmologycosmologicalparameters

Labels

Cosmological parameters

Tag: cosmologydarkmatter

Labels

Dark matter

Tag: cosmologydiffuseradiation

Labels

Diffuse radiation

Tag: cosmologydistancescale

Labels

Distance scale

Tag: cosmologyearlyuniverse

Labels

Early universe

Tag: cosmologylargescalestructureofuniverse

Labels

Large-scale structure of Universe

Tag: cosmologymiscellaneous

Labels

Cosmology: miscellaneous

Tag: cosmologyobservations

Labels

Cosmology: observations

Tag: cosmologytheory

Labels

Cosmology: theory

Tag: cosmos

Labels

universe, cosmos

Tag: coudefocus

Labels

Coude focus

Tag: coudespectrograph

Labels

Coude spectrograph

Tag: coudespectrum

Labels

Coude spectrum

Tag: coulombforce

Tag: coulombslaw

Tag: count

Labels

counting, count

Labels

counter, count

Tag: counter

Labels

counter, count

Tag: counterglow

Labels

gegenschein, counterglow

Tag: counting

Labels

counting, count

Tag: coupledequations

Tag: coupling

Labels

coupling

Tag: cptinvariance

Tag: cpviolation

Tag: cr

Labels

chromium, Cr

Definition

chromium (atomic number 24)

Tag: crater

Labels

crater

Tag: creation

Tag: creationevent

Tag: creator

Tag: criticaldensity

Tag: crosscorrelation

Labels

cross-correlation, cross correlation

Tag: crossingtime

Tag: crosssection

Tag: crust

Labels

crust

Tag: crustaldynamics

Labels

crustal dynamics

Tag: cryogenics

Labels

cryogenics

Tag: cryostat

Labels

cryostat

Tag: cs

Labels

CS

Definition

CS molecule

Labels

carbon monosulfide, CS

Labels

caesium, Cs, cesium

Definition

caesium (atomic number 55)

Tag: csstar

Labels

giant, CS star

Definition

giant star

Tag: cstar

Labels

carbon star, C star

Tag: ctts

Labels

classical T Tauri star, CTTS

Tag: cu

Labels

copper, Cu

Definition

copper (atomic number 29)

Tag: cube

Tag: curium

Labels

curium, Cm

Definition

curium (atomic number 96)

Tag: current

Labels

current

Tag: currentdensity

Tag: currentdensityunit

Tag: currentsheet

Labels

current sheet

Tag: currentunit

Tag: curvatureoffield

Labels

field curvature, curvature of field

Tag: curve

Tag: curveofgrowth

Labels

curve of growth

Tag: curveonplane

Tag: cusp

Labels

cusp

Tag: cuspcrossing

Labels

cusp crossing

Tag: cv

Labels

cataclysmic variable star, CV, cataclysmic binary star, eruptive variable star

Labels

Novae, cataclysmic variables, CV

Tag: cyanoacetylene

Labels

cyanoacetylene

Tag: cyanodiacetylene

Labels

cyanodiacetylene

Tag: cyanogen

Labels

cyanogen, CN

Tag: cyanogenband

Tag: cyanogenline

Labels

cyanogen line

Tag: cyanopolyene

Labels

cyanopolyene

Tag: cycle

Labels

cycle

Tag: cyclotronradiation

Labels

cyclotron radiation

Tag: cylindricalcoordinatesystem

Tag: cylindricalradialcoordinate

Tag: cylindricalradius

Tag: d1line

Tag: d2line

Tag: dampedlymanalphaabsorptionsystem

Tag: dampingconstant

Labels

damping constant

Tag: danjonastrolabe

Labels

Danjon astrolabe

Tag: darkadaption

Labels

dark adaption, retinal adaption

Tag: darkcloud

Labels

dark cloud

Tag: darkcurrent

Labels

thermionic emission, dark current

Tag: darkcurrentcalibration

Labels

dark-current calibration

Tag: darkenergy

Labels

Dark Energy, dark energy

Tag: darkmatter

Labels

Dark Matter

Labels

Dark matter

Tag: darkmatterhalo

Tag: darknebula

Labels

dark nebula, absorption nebula

Tag: darkness

Labels

darkness

Tag: darkroom

Labels

darkroom

Tag: darlytypegalaxy

Tag: darmtadtium

Labels

darmtadtium, Ds

Definition

darmtadtium (atomic number 110)

Tag: dastar

Labels

DA star

Definition

DA white dwarf star

Tag: dataacquisition

Labels

data acquisition

Tag: dataanalysis

Labels

data analysis

Tag: database

Labels

database, data base

Tag: datacenter

Labels

data center

Tag: datacollection

Tag: dataformat

Tag: dataprocessing

Labels

data processing

Tag: datareduction

Labels

data reduction

Tag: dataretrieval

Labels

data retrieval

Tag: datastandard

Tag: datastorage

Labels

data storage

Tag: dateinterval

Tag: day

Tag: dayglow

Labels

airglow, dayglow, nightglow

Tag: db

Labels

dubnium, Db

Definition

dubnium (atomic number 105)

Tag: dbstar

Labels

DB star

Definition

DB white dwarf star

Tag: ddoclass

Tag: ddophotometry

Labels

DDO photometry

Tag: deadtimecalibration

Labels

dead-time calibration

Tag: debris

Labels

space debris, debris

Tag: decayoscillation

Labels

decay oscillation

Definition

decay of oscillation

Tag: deceleration

Labels

deceleration

Tag: decelerationparameter

Labels

deceleration parameter, q-parameter

Tag: declination

Labels

Declination, celestial latitude

Tag: deconvolution

Labels

deconvolution

Tag: deduction

Tag: deepnearinfraredsurvey

Tag: defect

Labels

defect

Tag: deformation

Labels

deformation

Tag: degeneracypressure

Tag: degeneratedwarf

Labels

degenerate dwarf

Definition

degenerate dwarf star

Tag: degeneratematter

Labels

degenerate matter

Tag: degeneratestar

Labels

degenerate star

Tag: degreespersecond

Tag: delaytime

Tag: deltacepheistar

Labels

Cepheid, Cepheid variable star, bump Cepheid, classical Cepheid, delta Cephei star

Tag: deltadelphinistar

Labels

delta delphini star

Tag: deltasct

Labels

Delta Sct

Tag: deltascutistar

Labels

delta Scuti star, AI Velorum star

Tag: densecloud

Labels

dense cloud

Tag: densematter

Labels

Dense matter

Tag: densitometer

Labels

densitometer

Tag: densitometry

Labels

densitometry

Tag: density

Labels

density, specific gravity

Tag: densitybounded

Labels

density bounded

Tag: densitydistribution

Labels

density distribution

Tag: densityfluctuation

Labels

density fluctuation

Tag: densityperturbation

Labels

density perturbation

Tag: densityvariation

Labels

density variation

Tag: densitywavemodel

Labels

density wave model

Tag: depth

Tag: derivation

Tag: derivativetypecode

Tag: descendingnode

Labels

descending node

Tag: desi

Tag: design

Labels

design

Tag: desitteruniverse

Labels

de Sitter universe

Tag: destruction

Labels

destruction

Tag: detachedbinarystar

Labels

detached binary star

Tag: detection

Labels

detection

Tag: detector

Labels

detector

Tag: detectorarray

Labels

detector array

Tag: determination

Labels

determination

Tag: determinism

Tag: deuterium

Labels

deuterium

Definition

deuterium, an isotope of hydrogen

Tag: deuteronmass

Tag: devaucouleurstype

Tag: dgalaxy

Labels

D galaxy

Definition

rotationally symmetric elliptical galaxy (Yerkes classification scheme)

Tag: diagonal

Tag: diagonallength

Tag: diagram

Labels

diagram

Tag: diameter

Labels

diameter

Tag: diamondringeffect

Labels

diamond ring effect

Tag: dichroicmirror

Labels

dichroic mirror

Tag: dickeradiometer

Labels

Dicke radiometer

Tag: difference

Tag: differentialequation

Labels

differential equation

Tag: differentialequations

Tag: differentialimagemotionmonitor

Labels

differential image motion monitor, DIMM

Definition

differential image-motion monitor

Tag: differentialrotation

Labels

differential rotation

Tag: diffraction

Labels

diffraction

Tag: diffractiongrating

Labels

diffraction grating, grating

Tag: diffractionpatterns

Labels

diffraction patterns

Tag: diffusenebula

Labels

diffuse nebula

Tag: diffuseradiation

Labels

diffuse radiation

Labels

Diffuse radiation

Tag: diffusion

Labels

diffusion

Labels

Diffusion

Tag: digitalimage

Labels

digital image

Tag: digitalrecorder

Labels

digital recorder

Tag: dilation

Tag: dimension

Labels

dimension

Tag: dimm

Labels

differential image motion monitor, DIMM

Definition

differential image-motion monitor

Tag: diode

Labels

diode

Tag: diodearray

Labels

diode array

Tag: dioptricsystem

Labels

dioptric system

Tag: dipole

Labels

dipole

Tag: dipoleantenna

Labels

dipole antenna, dipole antennas

Tag: dipoleantennas

Labels

dipole antenna, dipole antennas

Tag: dipolestrength

Tag: diraccosmology

Labels

dirac cosmology

Tag: directedgraph

Tag: direction

Tag: directionalantenna

Labels

directional antenna, directional antennas

Tag: directionalantennas

Labels

directional antenna, directional antennas

Tag: directpairgravitycalculation

Tag: directrix

Tag: dirtysnowballtheory

Labels

dirty snowball theory

Tag: discoloration

Labels

discoloration

Tag: discoverer

Tag: discoveries

Labels

discoveries

Tag: discovery

Tag: discreteparticlecode

Tag: discreteradiosource

Labels

discrete radio source

Tag: dishantenna

Labels

dish antenna, dish antennas

Tag: dishantennas

Labels

dish antenna, dish antennas

Tag: disintegration

Labels

disintegration

Tag: disk

Labels

disk

Definition

discs UK

Tag: diskflaring

Labels

disk flaring

Definition

disc flaring UK

Tag: diskgalaxy

Labels

disk galaxy

Definition

disc galaxy UK

Tag: diskofgalaxy

Tag: diskpopulation

Labels

disk population

Definition

disc population UK

Tag: diskstar

Labels

disk star

Definition

disc star UK

Tag: dispersion

Labels

dispersion

Tag: dispersionunit

Tag: disruption

Labels

disruption

Tag: dissipation

Labels

dissipation

Tag: distance

Labels

distance

Tag: distanceindicator

Labels

distance indicator

Tag: distancemeasurement

Labels

distance measurement

Tag: distancemodulus

Labels

distance modulus, modulus

Tag: distancemodulusdef

Tag: distancemodulustodistancecode

Tag: distancescale

Labels

distance scale

Labels

Distance scale

Tag: distancetodistancemoduluscode

Tag: distancetoparallaxcode

Tag: distortion

Labels

distortion

Tag: distributionfunction

Labels

distribution function

Tag: distributioninspace

Labels

distribution in space

Tag: diurnalparallax

Labels

diurnal parallax

Tag: diurnalphenomena

Labels

diurnal phenomena

Tag: diurnalvariation

Labels

diurnal variation

Tag: division

Tag: dlayer

Labels

D layer, D region

Tag: dline

Labels

D line

Tag: dn

Labels

dwarf nova, DN

Tag: dome

Labels

dome, telescope dome

Tag: domeseeing

Labels

dome seeing

Tag: dopplerbroadening

Labels

Doppler broadening

Tag: dopplereffect

Labels

Doppler effect

Tag: dostar

Labels

DO star

Definition

DO white dwarf star

Tag: doublegalaxy

Labels

double galaxy, binary galaxy

Tag: doublemodecepheid

Labels

double-mode Cepheid, beat_Cepheid, double mode Cepheid

Tag: doublemodepulsation

Labels

double-mode pulsation, double mode pulsation

Tag: doublemodevariablestar

Labels

double-mode variable star, double mode variable star

Tag: doublequasar

Labels

double quasar

Tag: doublestar

Labels

binary star, binaries, double star

Tag: doublet

Tag: downquark

Tag: dqherculisstar

Labels

DQ Herculis star

Tag: dredgeup

Labels

dredge up

Tag: dregion

Labels

D layer, D region

Tag: driftscan

Labels

drift scan

Tag: driftwave

Labels

drift wave

Tag: drive

Labels

drive

Tag: ds

Labels

darmtadtium, Ds

Definition

darmtadtium (atomic number 110)

Tag: dubnium

Labels

dubnium, Db

Definition

dubnium (atomic number 105)

Tag: duration

Tag: dust

Labels

dust, cosmic dust

Tag: dustcloud

Labels

dust cloud

Tag: dustdetector

Labels

dust detector

Tag: dustextinction

Labels

Dust, extinction

Tag: dustgrain

Labels

dust grain

Tag: dustnebula

Labels

dust nebula

Tag: dustshell

Labels

dust shell

Tag: duststorm

Labels

dust storm

Tag: dwarf

Labels

dwarf

Definition

dwarf star

Tag: dwarfcepheid

Labels

dwarf Cepheid

Tag: dwarfelliptical

Tag: dwarfgalaxy

Labels

dwarf galaxy

Tag: dwarfirregular

Tag: dwarfnova

Labels

dwarf nova, DN

Tag: dwarfplanet

Labels

dwarf planet

Tag: dwarfspheroidalgalaxy

Tag: dwarfstar

Tag: dy

Labels

dysprosium, Dy

Definition

dysprosium (atomic number 66)

Tag: dynamicalevolution

Labels

dynamical evolution

Tag: dynamicalfriction

Labels

dynamical friction

Tag: dynamicalparallax

Labels

dynamical parallax

Tag: dynamicaltime

Labels

dynamical time

Tag: dynamics

Labels

dynamics

Tag: dynamicscode

Tag: dynamotheory

Labels

dynamo theory

Tag: dyne

Tag: dysprosium

Labels

dysprosium, Dy

Definition

dysprosium (atomic number 66)

Tag: earlystagestar

Labels

pre-main sequence star, early stage star, premainsequence star

Tag: earlytypeemissionstar

Labels

early-type emission star, early type emission star

Tag: earlytypegalaxy

Labels

early-type galaxy, early type galaxy

Tag: earlytypestar

Labels

early-type star, blue star, early type star, hot star

Tag: earlytypesupergiant

Labels

early-type supergiant, early type supergiant star

Definition

early-type supergiant star

Tag: earlytypesupergiantstar

Labels

early-type supergiant, early type supergiant star

Definition

early-type supergiant star

Tag: earlytypevariablestar

Labels

early-type variable star, early type variable star

Tag: earlyuniverse

Labels

early universe

Labels

Early universe

Tag: earth

Labels

Earth

Labels

Earth

Tag: earthatmosphere

Labels

Earth atmosphere, terrestrial atmosphere

Tag: earthequator

Tag: earthmoonsystem

Labels

Earth-Moon system, Earth Moon system

Tag: earthorbit

Labels

Earth orbit

Tag: earthquake

Labels

earthquake

Tag: earthrotation

Labels

Earth rotation

Tag: earthscience

Tag: earthsciences

Labels

Earth sciences

Tag: earthshine

Labels

Earthshine

Tag: eastpoint

Tag: eccentricanomaly

Labels

eccentric anomaly

Tag: eccentricity

Labels

eccentricity

Tag: eccentricorbit

Labels

elliptical orbit, eccentric orbit

Tag: echellegrating

Labels

echelle grating, echelons

Tag: echellespectrograph

Labels

echelle spectrograph, echelle spectrometer

Tag: echellespectrometer

Labels

echelle spectrograph, echelle spectrometer

Tag: echellespectrum

Labels

echelle spectrum

Tag: echelons

Labels

echelle grating, echelons

Tag: eclipse

Labels

eclipse

Tag: eclipses

Labels

Eclipses

Tag: eclipseyear

Tag: eclipsingbinarystar

Labels

eclipsing binary star, eclipsing star, eclipsing variable star, photometric binary star

Tag: eclipsingstar

Labels

eclipsing binary star, eclipsing star, eclipsing variable star, photometric binary star

Tag: eclipsingvariablestar

Labels

eclipsing binary star, eclipsing star, eclipsing variable star, photometric binary star

Tag: ecliptic

Labels

ecliptic

Tag: eclipticcoordinatecomponent

Tag: eclipticcoordinates

Tag: eclipticcoordinatesystem

Labels

ecliptic coordinate system

Tag: eclipticlatitude

Labels

ecliptic latitude

Tag: eclipticlongitude

Labels

ecliptic longitude

Tag: eclipticplane

Labels

ecliptic plane

Tag: eclipticpole

Labels

ecliptic pole

Tag: ecomponent

Labels

E corona, E component, E-corona

Tag: ecorona

Labels

E corona, E component, E-corona

Tag: ed_shaya

Tag: eddingtonapproximation

Tag: eddingtonlemaitreuniverse

Tag: eddingtonlimit

Labels

Eddington limit

Tag: edge

Tag: edgeeffect

Labels

edge effect

Tag: edgeworthkuiperbelt

Labels

Edgeworth-Kuiper belt, Kuiper belt

Tag: edgeworthkuiperbeltobject

Labels

Edgeworth-Kuiper belt object, EKO, KBO, Kuiper belt object

Tag: editor

Tag: education

Labels

teaching in astronomy, education

Tag: effectivetemperature

Labels

effective temperature

Tag: efoldingtime

Labels

e-folding time

Tag: egalaxy

Labels

elliptical galaxy, e galaxy

Labels

E galaxy

Definition

elliptical galaxy (Yerkes classification scheme)

Tag: einsteincoefficient

Labels

Einstein coefficient

Tag: einsteineffect

Labels

Einstein effect, Einstein shift

Tag: einsteinium

Labels

einsteinium, Es

Definition

einsteinium (atomic number 99)

Tag: einsteinring

Labels

Einstein ring

Tag: einsteinshift

Labels

Einstein effect, Einstein shift

Tag: einsteinuniverse

Labels

Einstein universe

Tag: ejecta

Labels

ejecta

Tag: ejection

Labels

ejection

Tag: eko

Labels

Edgeworth-Kuiper belt object, EKO, KBO, Kuiper belt object

Tag: elasticity

Labels

elasticity

Tag: elayer

Labels

E layer, E region

Tag: electricalproperty

Labels

electrical property

Tag: electricalunit

Tag: electriccharge

Labels

electric charge

Tag: electriccurrent

Labels

electric current

Tag: electricdipole

Labels

electric dipole

Tag: electricdipolestrength

Tag: electricfield

Labels

electric field

Tag: electricity

Labels

electricity

Tag: electricpotential

Tag: electricpotentialunit

Tag: electrode

Labels

electrode

Tag: electrodynamics

Labels

electrodynamics

Tag: electrographiccamera

Labels

electronographic camera, electrographic camera

Tag: electromagnetic

Labels

electromagnetic

Tag: electromagneticconstant

Tag: electromagneticfield

Labels

electromagnetic field

Tag: electromagneticforces

Labels

electromagnetic forces

Tag: electromagneticgaugesymmetry

Tag: electromagneticinteraction

Labels

electromagnetic interaction

Tag: electromagneticlaw

Tag: electromagneticquantity

Tag: electromagneticradiation

Labels

electromagnetic radiation, electromagnetic wave

Tag: electromagnetics

Tag: electromagnetictheory

Labels

electromagnetic theory

Tag: electromagneticunit

Tag: electromagneticwave

Labels

electromagnetic radiation, electromagnetic wave

Tag: electromagneticwavescattering

Labels

radiation scattering, electromagnetic wave scattering

Tag: electron

Labels

electron

Tag: electronbeam

Labels

electron beam

Tag: electroncomptonwavelength

Tag: electrondensity

Labels

electron density

Tag: electrongfactor

Tag: electrongyromagneticratio

Tag: electroniccamera

Labels

electronic camera

Tag: electronicequipment

Labels

electronic equipment

Tag: electronics

Labels

electronics

Tag: electronicstate

Tag: electronictransition

Tag: electronmagneticmoment

Tag: electronmagneticmomentanomaly

Tag: electronmass

Tag: electronneutrino

Tag: electronographiccamera

Labels

electronographic camera, electrographic camera

Tag: electronpumping

Labels

electron pumping

Tag: electrontemperature

Labels

electron temperature

Tag: electrostaticwave

Labels

electrostatic wave

Tag: elementabundance

Labels

abundance, chemical abundance, element abundance, stellar abundance

Tag: elementarycharge

Tag: elementaryparticle

Labels

elementary particle

Tag: elementaryparticles

Labels

Elementary particles

Tag: elementaryparticlescattering

Labels

elementary particle scattering

Tag: elementformation

Labels

element formation, formation of element

Tag: elevation

Labels

height, elevation

Definition

altitude [height]

Tag: elevationangle

Labels

altitude angle, elevation angle

Definition

altitude [angle]

Tag: elevendimensionalsupergravity

Tag: eline

Tag: ellipse

Tag: ellipsoidalbinarystar

Labels

ellipsoidal variable star, ellipsoidal binary star, photometric binary star

Tag: ellipsoidalvariablestar

Labels

ellipsoidal variable star, ellipsoidal binary star, photometric binary star

Tag: ellipticalgalaxy

Labels

elliptical galaxy, e galaxy

Tag: ellipticalorbit

Labels

elliptical orbit, eccentric orbit

Tag: elongation

Tag: emabsorption

Tag: ememission

Tag: emergingflux

Labels

emerging flux

Tag: emfield

Tag: emforce

Tag: eminteraction

Tag: emission

Tag: emissioncoefficient

Labels

emission coefficient

Tag: emissionline

Labels

emission line

Tag: emissionlinegalaxy

Labels

emission line galaxy

Tag: emissionlineobject

Labels

emission line object

Tag: emissionlinestar

Labels

emission line star

Tag: emissionnebula

Labels

emission nebula

Tag: emissionprocess

Labels

emission process

Tag: emissionspectrum

Labels

emission spectrum

Tag: emissivity

Labels

emissivity

Tag: empiricism

Tag: emradiation

Tag: emtheory

Tag: encounter

Labels

encounter

Tag: endpoint

Tag: energeticparticle

Labels

energetic particle

Tag: energy

Labels

energy

Tag: energycontent

Labels

energy content

Tag: energydensity

Labels

energy density

Tag: energydistribution

Labels

energy distribution

Tag: energylevel

Labels

energy level

Tag: energysource

Labels

energy source

Tag: energyspectrum

Labels

energy spectrum

Tag: energytransfer

Labels

energy-transfer, energy transfer

Tag: energyunit

Tag: engineering

Labels

engineering

Tag: englishmounting

Labels

English mounting

Tag: enrichment

Labels

enrichment

Tag: enthalpy

Labels

enthalpy

Tag: entropy

Labels

entropy

Tag: envelope

Labels

envelope

Tag: eon

Tag: epgalaxy

Labels

Ep galaxy

Definition

peculiar elliptical galaxy with dust absorption (modification of Yerkes classification scheme)

Tag: ephemeralactiveregion

Labels

ephemeral active region

Tag: ephemerides

Labels

Ephemerides

Tag: ephemeris

Labels

ephemeris

Tag: ephemerissecond

Tag: ephemeristime

Labels

ephemeris time

Tag: epicycle

Tag: epoch

Labels

epoch

Tag: eprocess

Labels

e-process

Definition

e process

Tag: equation

Tag: equationofstate

Labels

equation of state

Labels

Equation of state

Tag: equationofthecenter

Labels

equation of the center

Tag: equationoftheequinox

Labels

equation of the equinox

Tag: equationoftime

Labels

equation of time

Tag: equator

Labels

equator

Tag: equatorcorrection

Labels

equator correction

Tag: equatordetermination

Labels

equator determination

Tag: equatorialbulge

Labels

equatorial bulge

Tag: equatorialcoordinate

Tag: equatorialcoordinatecomponent

Tag: equatorialcoordinates

Tag: equatorialcoordinatesystem

Labels

equatorial coordinate system, celestial coordinate, equatorial system

Tag: equatorialmounting

Labels

equatorial mounting

Tag: equatorialplane

Tag: equatorialsystem

Labels

equatorial coordinate system, celestial coordinate, equatorial system

Tag: equatorialzone

Labels

equatorial zone

Tag: equatorposition

Labels

equator position

Tag: equilateraltriangle

Tag: equilibrium

Labels

equilibrium

Tag: equilibriumfigure

Tag: equilibriumfigures

Labels

equilibrium figures

Tag: equinox

Labels

equinox

Tag: equinoxcorrection

Labels

equinox correction

Tag: equinoxposition

Labels

equinox position

Tag: equipotentialsurface

Labels

equipotential surface

Tag: equivalenceprinciple

Tag: equivalentwidth

Labels

equivalent width

Tag: er

Labels

erbium, Er

Definition

erbium (atomic number 68)

Tag: erbium

Labels

erbium, Er

Definition

erbium (atomic number 68)

Tag: eregion

Labels

e region

Labels

E layer, E region

Tag: erg

Tag: ergosphere

Labels

ergosphere

Tag: erosion

Tag: erratum

Tag: error

Labels

error

Tag: erroranalysis

Labels

error analysis

Tag: eruption

Labels

eruption

Tag: eruptivebinarystar

Labels

eruptive binary star

Tag: eruptivegalaxy

Labels

active galaxy, eruptive galaxy

Tag: eruptivevariablestar

Labels

cataclysmic variable star, CV, cataclysmic binary star, eruptive variable star

Tag: es

Labels

einsteinium, Es

Definition

einsteinium (atomic number 99)

Tag: escapevelocity

Labels

escape velocity

Tag: ethane

Labels

ethane

Tag: ethylene

Labels

ethylene

Tag: eu

Labels

europium, Eu

Definition

europium (atomic number 63)

Tag: eulerconstant

Tag: eulerequation

Tag: eulerianderivativecode

Tag: eulernumber

Tag: europeanspaceagency

Tag: europeansynchrotronresearchfacility

Tag: europium

Labels

europium, Eu

Definition

europium (atomic number 63)

Tag: euv

Labels

extreme ultraviolet radiation, EUV

Tag: evaporation

Labels

evaporation

Tag: eventhorizon

Labels

event horizon

Tag: evershedeffect

Labels

Evershed-effect, Evershed effect

Tag: evolution

Labels

evolution

Labels

Evolution

Tag: evolutionarytrack

Labels

evolutionary track

Tag: evolvedstar

Labels

evolved star

Tag: exactrelationship

Tag: exchangeofmass

Labels

mass exchange, exchange of mass

Definition

mass-exchange

Tag: excitation

Labels

excitation

Tag: excitationpotential

Tag: excitingstar

Labels

exciting star

Tag: exclusionprinciple

Tag: exobiology

Labels

astrobiology, exobiology

Tag: exosolarplanet

Tag: exosphere

Labels

exosphere

Tag: expandingenvelope

Labels

expanding envelope

Tag: expandinguniverse

Labels

expanding universe

Tag: expansion

Labels

expansion

Tag: experiment

Tag: explosion

Labels

explosion

Tag: exponentialprofile

Labels

exponential profile

Definition

exponential mass-profile

Tag: expression

Tag: extendedobject

Labels

extended object

Tag: extendedsource

Labels

extended source

Tag: extinction

Labels

atmospheric extinction, extinction

Tag: extragalacticastronomy

Tag: extragalacticobject

Labels

extragalactic object

Tag: extragalacticradiosource

Labels

extragalactic radio source

Tag: extrasolarplanet

Labels

extrasolar planet

Tag: extraterrestrialintelligence

Labels

extraterrestrial intelligence

Tag: extraterrestriallife

Labels

extraterrestrial life

Tag: extremecarbonstar

Labels

extreme carbon star

Tag: extremehorizontalbranchstar

Labels

extreme horizontal branch star

Tag: extremepopulationistar

Labels

extreme population I star

Tag: extremeultravioletradiation

Labels

extreme ultraviolet radiation, EUV

Tag: eyepiece

Labels

eyepiece

Tag: f

Labels

florine, F

Definition

florine (atomic number 9)

Tag: faberjacksondistance

Labels

Faber-Jackson distance

Tag: faberjacksonrelation

Labels

Faber-Jackson relation

Tag: fabryperotinterferometer

Labels

Fabry-Perot interferometer, Fabry Perot interferometer

Tag: fabryperotspectrograph

Labels

Fabry-Perot spectrograph, Fabry Perot spectrograph, Fabry Perot spectrometer, Fabry-Perot spectrometer

Tag: fabryperotspectrometer

Labels

Fabry-Perot spectrograph, Fabry Perot spectrograph, Fabry Perot spectrometer, Fabry-Perot spectrometer

Tag: face

Tag: facula

Labels

facula

Tag: fahrenheit

Tag: faintbluestar

Labels

faint blue star

Tag: faintgalaxy

Labels

faint galaxy

Tag: faintstar

Labels

faint star

Tag: falsecolorphotography

Labels

false color photography

Tag: fanaroffrileyclass

Labels

Fanaroff-Riley class

Definition

fanaroff riley class

Tag: faradayconstant

Tag: faradayeffect

Labels

Faraday effect

Definition

Faraday rotation

Tag: farinfraredradiation

Labels

far infrared radiation

Tag: farultravioletradiation

Labels

far ultraviolet radiation, FUV

Tag: fastfouriertransform

Labels

fast Fourier transform, FFT

Tag: fastnova

Labels

fast nova

Tag: fcomponent

Labels

F corona, F component, F-corona

Tag: fcorona

Labels

F corona, F component, F-corona

Tag: fdwarf

Labels

F dwarf

Definition

F dwarf star

Tag: fe

Labels

iron, Fe

Definition

iron (atomic number 26)

Tag: fechnerslaw

Tag: feed

Labels

feed

Tag: feedhorn

Labels

feed horn

Tag: fermi

Tag: fermicouplingconstant

Tag: fermidiracnucleus

Labels

Fermi-Dirac nucleus, Fermi Dirac nucleus

Tag: fermidiracsommerfeldlaw

Tag: fermidiracstatistics

Labels

Fermi-Dirac statistics, Fermi Dirac statistics

Tag: fermiinteraction

Labels

Fermi interaction

Tag: fermilevel

Tag: ferminationalacceleratorlaboratory

Tag: fermion

Labels

fermion

Tag: fermioniccondensate

Tag: fermium

Labels

fermium, Fm

Definition

fermium (atomic number 100)

Tag: feynmandiagram

Labels

Feynman diagram

Tag: feynmanintegral

Tag: feynmanintegrals

Labels

Feynman integrals

Tag: fft

Labels

fast Fourier transform, FFT

Tag: fgiant

Labels

F giant

Definition

F giant star

Tag: fiberoptics

Labels

fiber optics

Tag: fibrill

Labels

fibrill

Tag: field

Tag: fieldcorrector

Labels

field corrector, correcting lens

Tag: fieldcurvature

Labels

field curvature, curvature of field

Tag: fieldequation

Labels

field equation

Tag: fieldgalaxy

Labels

field galaxy

Tag: fieldofoptics

Tag: fieldofstudy

Tag: fieldofview

Labels

field of view

Tag: fieldstar

Labels

field star

Tag: figuring

Labels

figuring

Tag: filamentarynebula

Labels

filamentary nebula

Tag: filelocation

Tag: fillingfactor

Labels

filling factor

Tag: filmoptical

Labels

optical film, film [optical]

Tag: filmphotographic

Labels

photographic film, film [photographic]

Tag: filter

Labels

filter

Tag: filterphotometry

Labels

photometry, filter photometry

Tag: filterwheel

Labels

filter wheel

Tag: findingchart

Labels

finding chart

Tag: findinglist

Labels

finding list

Tag: fineanalysis

Labels

fine analysis

Tag: finestructure

Labels

fine structure

Tag: finestructureconstant

Tag: finetuning

Tag: fireball

Labels

fireball

Tag: firstlawofthermodynamics

Tag: firstorderdifferentialequation

Tag: firstorderperturbationanalysis

Tag: fission

Labels

fission

Tag: fiveminuteoscillation

Labels

solar oscillation, five minute oscillation

Tag: fiveminuteoscillations

Tag: fkcatalogsystem

Labels

FK catalog system

Tag: flare

Labels

flare, chromospheric eruption

Tag: flarestar

Labels

flare star

Tag: flashspectrum

Labels

flash spectrum

Tag: flashstar

Labels

flash star

Tag: flatfield

Labels

flat field

Tag: flatfieldlamp

Labels

flat field lamp

Tag: flatnessproblem

Tag: flattening

Labels

flattening

Tag: flatuniverse

Tag: flavor

Tag: flayer

Labels

F layer, F region

Tag: flexibleimagetransportsystem

Tag: flexure

Labels

flexure

Tag: float

Tag: floatformat

Tag: floquetanalysis

Tag: florine

Labels

florine, F

Definition

florine (atomic number 9)

Tag: flow

Labels

flow

Tag: flowinstability

Labels

flow instability

Tag: fluctuation

Labels

fluctuation

Tag: fluiddynamics

Labels

fluid dynamics

Tag: fluidflow

Tag: fluidmechanics

Labels

fluid mechanics

Tag: fluorescence

Labels

fluorescence

Tag: flux

Labels

flux

Tag: fluxdensity

Labels

flux density

Tag: fm

Labels

fermium, Fm

Definition

fermium (atomic number 100)

Tag: focallength

Labels

focal length

Tag: focalreducer

Labels

focal reducer

Tag: focus

Labels

focus

Tag: focuspoint

Tag: fokkerplanckequation

Labels

Fokker-Planck equation, Fokker Planck equation

Tag: foot

Tag: forbiddenline

Labels

forbidden line

Tag: forbiddentransition

Labels

forbidden transition

Tag: forbusheffect

Labels

forbush effect

Tag: force

Labels

force

Tag: forceofgravity

Labels

gravitational force, force of gravity

Tag: forceunit

Tag: forecasts

Labels

forecasts

Tag: forkmounting

Labels

fork mounting

Tag: formation

Labels

formation

Tag: formationofelement

Labels

element formation, formation of element

Tag: formationofgalaxies

Labels

galaxy formation, formation of galaxies

Tag: formationofstar

Labels

star formation, formation of star

Tag: fourcolorphotometry

Labels

Stromgren photometry, Stromgren uvby system, four-color photometry, uvby system

Tag: fourieranalysis

Labels

Fourier analysis, harmonic analysis

Tag: fouriercomponent

Labels

Fourier component

Tag: fourierspectrograph

Labels

Fourier spectrograph, Fourier spectrometer

Tag: fourierspectrometer

Labels

Fourier spectrograph, Fourier spectrometer

Tag: fouriertransform

Labels

Fourier transform

Tag: fouriertransformgravitycalculation

Tag: fouriertransformspectroscopy

Labels

Fourier transform spectroscopy

Tag: fr

Labels

francium, Fr

Definition

francium (atomic number 87)

Tag: fractal

Tag: fragment

Labels

fragment

Tag: fragmentation

Labels

fragmentation

Tag: francium

Labels

francium, Fr

Definition

francium (atomic number 87)

Tag: fraunhoferline

Labels

Fraunhofer line

Tag: freeboundemission

Labels

free-bound emission, free bound emission

Tag: freefreeemission

Labels

free-free emission, free free emission

Tag: freefreetransition

Labels

bremsstrahlung, free free transition, free-free transition

Tag: freemanbar

Tag: freeparameter

Tag: fregion

Labels

f region

Labels

F layer, F region

Tag: frequency

Labels

frequency

Tag: frequencyanalysis

Labels

frequency analysis

Tag: frequencydistribution

Labels

frequency distribution

Tag: frequencyshift

Labels

frequency shift

Tag: frequencystandard

Labels

frequency standard

Tag: frequencyunit

Tag: friction

Labels

friction

Tag: friedmannuniverse

Labels

Friedmann universe

Tag: fringe

Labels

interference fringe, fringe patterns, fringe

Tag: fringepatterns

Labels

interference fringe, fringe patterns, fringe

Tag: frozeninelement

Labels

frozen in element

Tag: fstar

Labels

F star

Tag: fsubdwarf

Labels

F subdwarf

Definition

F subdwarf star

Tag: fsubgiant

Labels

F subgiant

Definition

F subgiant star

Tag: fsupergiant

Labels

F supergiant

Definition

F supergiant star

Tag: function

Labels

function

Tag: fundamentalcatalog

Tag: fundamentalchemicalelement

Labels

fundamental chemical element

Definition

the fundamental chemical element which appear in the periodic table

Tag: fundamentalconstant

Labels

physical constant, fundamental constant

Tag: fundamentalfrequency

Labels

fundamental frequency

Tag: fundamentalmode

Labels

fundamental mode

Tag: fundamentalparticle

Labels

fundamental particle

Tag: fundamentalplane

Labels

fundamental plane

Tag: fundamentalstar

Labels

fundamental star

Tag: fundamentalsystem

Labels

fundamental system

Tag: funneling

Labels

funneling

Tag: fuorionisstar

Labels

FU Orionis star

Tag: fusion

Labels

fusion

Tag: futurelightcone

Labels

future light cone

Tag: fuv

Labels

far ultraviolet radiation, FUV

Tag: fvalue

Labels

oscillator strength, f value, f-value

Tag: ga

Labels

gallium, Ga

Definition

gallium (atomic number 31)

Tag: gadolinium

Labels

gadolinium, Gd

Definition

gadolinium (atomic number 64)

Tag: galactic

Labels

Galactic

Tag: galacticanticenter

Labels

Galactic anticenter, anticenter

Tag: galacticastronomy

Tag: galacticbulge

Labels

Galactic bulge

Definition

Galactic bulge (Milky Way)

Tag: galacticcenter

Labels

Galactic center

Definition

Galactic center (Milky Way)

Tag: galacticcluster

Labels

Galactic cluster

Definition

Galactic open star cluster (in Milky Way)

Tag: galacticcoordinate

Tag: galacticcoordinatecomponent

Tag: galacticcoordinates

Tag: galacticcoordinatesystem

Labels

Galactic coordinate system

Tag: galacticcosmicray

Labels

Galactic cosmic ray

Tag: galacticcylindricalcoordinatesystem

Tag: galacticdisk

Tag: galacticdynamics

Tag: galacticequator

Labels

Galactic equator

Tag: galactichalo

Labels

Galactic halo

Tag: galacticlatitude

Labels

Galactic latitude

Tag: galacticlongitude

Labels

Galactic longitude

Tag: galacticnucleus

Labels

galactic nucleus

Tag: galacticplane

Labels

Galactic plane

Definition

Galactic plane (Milky Way)

Tag: galacticpole

Labels

Galactic pole

Definition

Galactic pole (Milky Way)

Tag: galacticrotation

Labels

Galactic rotation

Definition

Galactic rotation (Milky Way)

Tag: galacticspurs

Labels

Galactic spurs

Definition

Galactic spurs (Milky Way)

Tag: galacticstructure

Labels

Galactic structure

Definition

Galactic structure (Milky Way)

Tag: galacticwindow

Labels

Galactic window

Definition

Galactic window (Milky Way)

Tag: galacticzcoordinate

Tag: galactocentricdistance

Tag: galaxies

Labels

Galaxies

Tag: galaxiesabundances

Labels

Galaxies: abundances

Tag: galaxiesactive

Labels

Galaxies: active

Tag: galaxiesbllacertaeobjectsgeneral

Labels

BL Lacertae objects: general

Tag: galaxiesbulges

Labels

Galaxies: bulges

Tag: galaxiesclustersgeneral

Labels

Galaxies: clusters: general

Tag: galaxiescoolingflows

Labels

Cooling flows

Tag: galaxiesdistancesandredshifts

Labels

Galaxies: distances and redshifts

Tag: galaxiesdwarf

Labels

Galaxies: dwarf

Tag: galaxiesellipticalandlenticularcd

Labels

Galaxies: elliptical and lenticular, cD

Tag: galaxiesevolution

Labels

Galaxies: evolution

Tag: galaxiesformation

Labels

Galaxies: formation

Tag: galaxiesfundamentalparameters

Labels

Galaxies: fundamental parameters

Tag: galaxiesgeneral

Labels

Galaxies: general

Tag: galaxieshalos

Labels

Galaxies: halos

Tag: galaxieshighredshift

Labels

Galaxies: high-redshift

Tag: galaxiesinteractions

Labels

Galaxies: interactions

Tag: galaxiesintergalacticmedium

Labels

Intergalactic medium, IGM

Tag: galaxiesirregular

Labels

Galaxies: irregular

Tag: galaxiesism

Labels

Galaxies: ISM

Tag: galaxiesjets

Labels

Galaxies: jets

Tag: galaxieskinematicsanddynamics

Labels

Galaxies: kinematics and dynamics

Tag: galaxieslocalgroup

Labels

Local Group

Tag: galaxiesluminosityfunctionmassfunction

Labels

Galaxies: luminosity function, mass function

Tag: galaxiesmagellanicclouds

Labels

Magellanic Clouds, LMC, SMC

Tag: galaxiesmagneticfields

Labels

Galaxies: magnetic fields

Tag: galaxiesnuclei

Labels

Galaxies: nuclei

Tag: galaxiespeculiar

Labels

Galaxies: peculiar

Tag: galaxiesphotometry

Labels

Galaxies: photometry

Tag: galaxiesquasarsabsorptionlines

Labels

Quasars: absorption lines

Tag: galaxiesquasarsemissionlines

Labels

Quasars: emission lines

Tag: galaxiesquasarsgeneral

Labels

Quasars: general

Tag: galaxiesseyfert

Labels

Galaxies: Seyfert

Tag: galaxiesspiral

Labels

Galaxies: spiral

Tag: galaxiesstarburst

Labels

Galaxies: starburst

Tag: galaxiesstarclusters

Labels

Galaxies: star clusters

Tag: galaxiesstatistics

Labels

Galaxies: statistics

Tag: galaxiesstellarcontent

Labels

Galaxies: stellar content

Tag: galaxiesstructure

Labels

Galaxies: structure

Tag: galaxy

Labels

galaxy

Tag: galaxyabundances

Labels

Galaxy: abundances

Tag: galaxyaxialratio

Tag: galaxyaxialratiointrinsic

Tag: galaxybar

Tag: galaxybulge

Labels

Galaxy: bulge

Tag: galaxybulgetodiskratio

Tag: galaxycatalog

Tag: galaxycenter

Labels

Galaxy: center

Tag: galaxycluster

Labels

galaxy cluster, cluster of galaxies, galaxy clustering

Definition

cluster of galaxies

Tag: galaxyclusteraffiliation

Tag: galaxyclustering

Labels

galaxy cluster, cluster of galaxies, galaxy clustering

Definition

cluster of galaxies

Tag: galaxycontent

Labels

galaxy content

Tag: galaxycount

Labels

galaxy count

Tag: galaxydisk

Labels

Galaxy: disk

Tag: galaxydiskthickness

Tag: galaxydistribution

Labels

galaxy distribution

Tag: galaxyencounter

Labels

galaxy encounter

Tag: galaxyevolution

Labels

galaxy evolution

Labels

Galaxy: evolution

Tag: galaxyformation

Labels

galaxy formation, formation of galaxies

Labels

Galaxy: formation

Tag: galaxyfundamentalparameters

Labels

Galaxy: fundamental parameters

Tag: galaxygeneral

Labels

Galaxy: general

Tag: galaxygloballinewidth

Tag: galaxyglobularclustersgeneral

Labels

Globular clusters: general

Tag: galaxygroup

Labels

galaxy group

Definition

group of galaxies

Tag: galaxyhalo

Labels

Galaxy: halo

Tag: galaxyhilinewidth

Tag: galaxyhimassfraction

Tag: galaxyinternalreddening

Tag: galaxykinematicsanddynamics

Labels

Galaxy: kinematics and dynamics

Tag: galaxymasstolightratio

Tag: galaxymeasurement

Tag: galaxymerger

Labels

galaxy merger

Tag: galaxymorphologytype

Tag: galaxynucleus

Labels

Galaxy: nucleus

Tag: galaxyopenclustersandassociationsgeneral

Labels

Open clusters and associations:general

Tag: galaxypair

Tag: galaxypart

Tag: galaxyrotation

Tag: galaxyrotationcurve

Labels

galaxy rotation curve

Definition

rotation curve of galaxy

Tag: galaxysimulation

Tag: galaxysolarneighbourhood

Labels

Solar neighbourhood

Tag: galaxystellarcontent

Labels

Galaxy: stellar content

Tag: galaxystructure

Labels

galaxy structure, content of galaxy, structure of galaxy

Definition

structure of galaxy

Labels

Galaxy: structure

Tag: galaxytheory

Tag: galaxyvoid

Labels

galaxy void

Tag: galileansatellite

Labels

galilean satellite

Tag: galileantransformation

Tag: gallium

Labels

gallium, Ga

Definition

gallium (atomic number 31)

Tag: gammacassiopeiaestar

Labels

gamma Cassiopeiae star

Tag: gammadortypestar

Tag: gammaradiation

Labels

gamma-ray radiation, gamma radiation, gamma-ray

Tag: gammaray

Labels

gamma-ray radiation, gamma radiation, gamma-ray

Tag: gammarayastronomy

Labels

gamma-ray astronomy, gamma ray astronomy

Tag: gammaraybackground

Labels

gamma-ray background, gamma ray background

Tag: gammarayburst

Labels

gamma-ray burst, GRB, cosmic gamma ray burst, cosmic gamma-ray burst, gamma ray burst

Tag: gammarayline

Labels

gamma-ray line, gamma ray line

Tag: gammarayobservatory

Labels

gamma-ray observatory, gamma ray observatory

Tag: gammarayradiation

Labels

gamma-ray radiation, gamma radiation, gamma-ray

Tag: gammaraysbursts

Labels

Gamma rays: bursts, GRB

Tag: gammarayscattering

Labels

gamma-ray scattering, gamma ray scattering

Tag: gammaraysobservations

Labels

Gamma rays: observations

Tag: gammaraysource

Labels

gamma-ray source, gamma ray source

Tag: gammarayspectrograph

Labels

gamma-ray spectrograph, gamma ray spectrograph

Tag: gammarayspectroscopy

Labels

gamma-ray spectroscopy

Tag: gammarayspectrum

Labels

gamma-ray spectrum, gamma ray spectrum

Tag: gammaraystheory

Labels

Gamma rays: theory

Tag: gammaraytelescope

Labels

gamma-ray telescope

Tag: gas

Labels

gas

Tag: gascloud

Labels

gas cloud

Tag: gascontent

Labels

gas content

Tag: gasdensity

Labels

gas density

Tag: gasdistribution

Labels

gas distribution

Tag: gasdynamics

Labels

gas dynamics, gas kinematics

Tag: gaseousdisk

Labels

gaseous disk

Definition

gaseous discs UK

Tag: gaseousnebula

Labels

gaseous nebula

Tag: gaseousnebulacatalog

Tag: gaseoussphere

Labels

gaseous sphere

Tag: gaskinematics

Labels

gas dynamics, gas kinematics

Tag: gaslaw

Tag: gastodustratio

Labels

gas to dust ratio

Tag: gaugesymmetry

Tag: gaugetheory

Tag: gauss

Tag: gaussian

Tag: gaussianyear

Tag: gband

Labels

G band

Definition

G-band

Tag: gd

Labels

gadolinium, Gd

Definition

gadolinium (atomic number 64)

Tag: gdwarf

Labels

G dwarf

Definition

G dwarf star

Tag: ge

Labels

germanium, Ge

Definition

germanium (atomic number 32)

Tag: gegenschein

Labels

gegenschein, counterglow

Tag: generalastromeasurement

Tag: generalrelativity

Tag: generaltheoryofrelativity

Labels

general theory of relativity

Tag: genevaphotometry

Labels

Geneva photometry, ubvgri photometry

Tag: geocentriccoordinate

Tag: geocentriccoordinatecomponent

Tag: geocentriccosmology

Tag: geocentricorbit

Labels

geocentric orbit

Tag: geocorona

Labels

geocorona

Tag: geodesy

Labels

geodesy

Tag: geodeticposition

Tag: geoid

Labels

geoid

Tag: geology

Labels

geology

Tag: geomagneticfield

Labels

geomagnetic field

Tag: geomagnetism

Labels

geomagnetism

Tag: geometricalobject

Tag: geometriccenter

Tag: geometricentity

Tag: geometry

Tag: geophysicalobservatory

Labels

geophysical observatory

Tag: geophysicist

Tag: geophysics

Labels

geophysics, terrestrial physics

Tag: geostationarysatellite

Labels

geostationary satellite

Tag: germanium

Labels

germanium, Ge

Definition

germanium (atomic number 32)

Tag: germanmounting

Labels

German mounting

Tag: gfactor

Tag: gfvalue

Labels

gf value

Tag: ggiant

Labels

G giant

Definition

G giant star

Tag: giant

Labels

giant, CS star

Definition

giant star

Tag: giantbranch

Labels

giant branch, RGB, red giant branch

Tag: giantbranchstar

Labels

giant branch star

Tag: giantellipticalgalaxy

Labels

giant elliptical galaxy

Tag: giantgalaxy

Labels

giant galaxy

Tag: giantmolecularcloud

Labels

giant molecular cloud

Tag: giantplanet

Labels

giant planet

Tag: giantradiogalaxy

Labels

giant radio galaxy

Tag: giantstar

Tag: giga

Tag: glaciology

Labels

glaciology

Tag: glass

Labels

glass

Tag: glassfiber

Labels

optical fiber, glass fiber

Tag: glat

Tag: glitch

Labels

glitch

Definition

sudden frequency shift

Tag: globalinertialframe

Tag: globalpositioningsystem

Labels

global positioning system, GPS

Tag: globularcluster

Tag: globularclustercatalog

Tag: globularclustersgeneral

Labels

Globular clusters: general

Tag: globularstarcluster

Labels

globular star cluster

Tag: globule

Labels

globule

Tag: glon

Tag: gluon

Tag: goddardspaceflightcenter

Tag: goedeluniverse

Labels

Goedel universe

Tag: gold

Labels

gold, Au

Definition

gold (atomic number 79)

Tag: goldenratio

Tag: gouldsbelt

Labels

Goulds belt

Tag: gps

Labels

global positioning system, GPS

Tag: gradient

Tag: gradingfunction

Labels

grading function, illumination function

Tag: grain

Labels

grain

Tag: gram

Tag: grandunifiedtheory

Tag: granulation

Labels

granulation

Tag: granule

Labels

granule

Tag: graph

Labels

graph

Tag: graphite

Labels

graphite

Tag: graticule

Labels

graticule

Tag: grating

Labels

diffraction grating, grating

Tag: gratingresponse

Labels

grating response

Tag: gratingring

Labels

grating ring

Tag: gratingspectrograph

Labels

grating spectrograph

Tag: gravimetry

Labels

gravimetry

Tag: gravitatingdisk

Labels

gravitating disk

Definition

gravitating discs UK

Tag: gravitation

Labels

gravitation

Labels

Gravitation

Tag: gravitationalcollapse

Labels

gravitational collapse

Tag: gravitationalconstant

Labels

gravitational constant

Definition

Newton's gravitational constant G

Tag: gravitationaldeflection

Labels

gravitational deflection

Tag: gravitationaleffect

Labels

gravitational effect

Tag: gravitationalenergy

Labels

gravitational energy

Tag: gravitationalequilibrium

Labels

gravitational equilibrium

Tag: gravitationalfield

Labels

gravitational field, gravity field

Tag: gravitationalforce

Labels

gravitational force, force of gravity

Tag: gravitationalhorizon

Tag: gravitationalimage

Tag: gravitationalinstability

Labels

gravitational instability

Tag: gravitationalinteraction

Labels

gravitational interaction

Tag: gravitationallens

Labels

gravitational lens

Tag: gravitationallensing

Labels

gravitational lensing

Labels

Gravitational lensing

Tag: gravitationallensingshear

Labels

gravitational lensing shear

Tag: gravitationallenspart

Tag: gravitationallenssystem

Tag: gravitationallylensedsource

Labels

gravitationally lensed source

Tag: gravitationalmass

Tag: gravitationalmicrolens

Tag: gravitationalmicrolensing

Labels

gravitational microlensing, microlensing

Definition

microlensing

Tag: gravitationalpotentialenergy

Tag: gravitationalradiation

Labels

gravitational radiation

Tag: gravitationalradius

Tag: gravitationalredshift

Labels

gravitational redshift

Tag: gravitationalsource

Tag: gravitationalwave

Labels

gravitational wave

Tag: gravitationalwaves

Labels

Gravitational waves

Tag: graviton

Labels

graviton

Tag: gravity

Labels

gravity, acceleration of gravity

Tag: gravityanomaly

Labels

gravity anomaly

Tag: gravitydarkening

Labels

gravity darkening

Tag: gravityfield

Labels

gravitational field, gravity field

Tag: gravitylaw

Tag: gravitywave

Labels

gravity wave

Tag: grazingincidence

Labels

grazing incidence

Tag: grazingincidencespectrograph

Labels

grazing incidence spectrograph

Tag: grazingincidencetelescope

Labels

grazing incidence telescope

Tag: grb

Labels

gamma-ray burst, GRB, cosmic gamma ray burst, cosmic gamma-ray burst, gamma ray burst

Labels

Gamma rays: bursts, GRB

Tag: greatattractor

Labels

Great Attractor

Tag: greatcircle

Tag: greatestelongation

Tag: greenhouseeffect

Labels

greenhouse effect

Tag: gregoriancalendar

Labels

Gregorian calendar

Tag: gregoriantelescope

Labels

Gregorian telescope

Tag: grid

Labels

grid

Tag: grism

Labels

grism

Tag: groundbasedastronomy

Labels

ground-based astronomy, ground based astronomy

Tag: groundstate

Tag: gstar

Labels

G star

Tag: gsubdwarf

Labels

G subdwarf

Definition

G subdwarf star

Tag: gsubgiant

Labels

G subgiant

Definition

G subgiant star

Tag: gsupergiant

Labels

G supergiant

Definition

G supergiant star

Tag: guidesystem

Labels

guide system

Tag: gunndiode

Labels

Gunn diode

Tag: gunngrizphotometry

Labels

Gunn photometry, Gunn g,r,i,z photometry

Tag: gunnphotometry

Labels

Gunn photometry, Gunn g,r,i,z photometry

Tag: gvalue

Labels

g value

Tag: gwvirginisstar

Labels

PG1159 star, GW Virginis star, PG1159-35 star

Tag: gyrofrequency

Tag: gyromagneticratio

Tag: gyrosynchrotronradiation

Labels

gyrosynchrotron radiation

Tag: h

Labels

negative H ion, H minus ion, H-, H- ion

Definition

negative hydrogen ion

Labels

hydrogen, H

Definition

hydrogen (atomic number 1)

Tag: ha

Labels

hour angle, HA

Tag: hadron

Labels

hadron

Tag: hadronbarrier

Labels

hadron barrier

Tag: hafnium

Labels

hafnium, Hf

Definition

hafnium (atomic number 72)

Tag: halation

Labels

halation

Tag: halflife

Tag: halfwavedipole

Labels

half-wave dipole, half wave dipole, halfwave dipole

Tag: halfwaveplate

Labels

half-wave plate, half wave plate, halfwave plate

Tag: halo

Labels

halo

Tag: halostar

Labels

halo star

Tag: halpha

Labels

H alpha

Definition

H alpha (656 nm)

Tag: halphaemissionlinestar

Labels

H alpha emission line star

Tag: halphaphotometry

Labels

H alpha photometry

Tag: hamiltonianequation

Tag: handkline

Labels

H and K line

Tag: hanleeffect

Labels

Hanle effect

Tag: harmanseatonsequence

Labels

Harman-Seaton sequence, Harman Seaton sequence

Tag: harmonicanalysis

Labels

Fourier analysis, harmonic analysis

Tag: harmonicfrequency

Labels

harmonic frequency, harmonic overtones, harmonics

Tag: harmonicovertone

Tag: harmonicovertones

Labels

overtone frequency, harmonic overtones, overtones

Labels

harmonic frequency, harmonic overtones, harmonics

Tag: harmonicradius

Tag: harmonics

Labels

harmonic frequency, harmonic overtones, harmonics

Tag: harmonograph

Tag: harogalaxy

Labels

Haro galaxy

Tag: hartmanntest

Labels

Hartmann test

Tag: hartreeenergy

Tag: harvardclassification

Labels

Henry Draper system, HD system, Harvard classification

Definition

Henry-Draper system

Tag: hassium

Labels

hassium, Hs

Definition

hassium (atomic number 108)

Tag: hawkingradiation

Labels

Hawking radiation

Tag: hayashitrack

Labels

Hayashi track

Tag: hb

Labels

Stars: horizontal-branch, HB

Tag: hbeta

Labels

H beta

Definition

H beta (486 nm)

Tag: hbetaphotometry

Labels

H beta photometry

Tag: hcg

Labels

Hickson compact group, HCG

Definition

Hickson compact group of galaxies

Tag: hdcurve

Labels

HD curve

Tag: hdelta

Labels

H delta

Definition

H delta (410 nm)

Tag: hdsystem

Labels

Henry Draper system, HD system, Harvard classification

Definition

Henry-Draper system

Tag: he

Labels

helium, He

Definition

helium (atomic number 2)

Tag: headtailgalaxy

Labels

head tail galaxy

Tag: heattransfer

Labels

heat-transfer

Definition

heat transfer

Tag: heatunit

Tag: heavyelement

Labels

heavy element

Tag: heavymetalstar

Labels

heavy metal star

Tag: hecto

Tag: hei

Labels

He I

Definition

neutral helium

Tag: height

Labels

height, elevation

Definition

altitude [height]

Tag: heii

Labels

He II

Definition

once-ionized helium

Tag: heiii

Labels

He III

Definition

twice-ionized helium

Tag: heiiionizationzone

Labels

He II ionization zone, He+ ionisation zone UK, He+ ionization zone

Tag: heiilymanalpha

Tag: heionisationzone

Labels

He II ionization zone, He+ ionisation zone UK, He+ ionization zone

Tag: heionizationzone

Labels

He II ionization zone, He+ ionisation zone UK, He+ ionization zone

Tag: heliocentriccorrection

Labels

heliocentric correction

Tag: heliocentricjuliandate

Labels

heliocentric Julian Date, H.J.D., HJD

Tag: heliocentricorbit

Labels

heliocentric orbit

Tag: heliocentricparallax

Labels

annual parallax, heliocentric parallax, parallax

Tag: heliocentricvelocity

Labels

heliocentric velocity

Tag: heliograph

Labels

heliograph

Tag: heliometer

Labels

heliometer

Tag: heliopause

Labels

heliopause

Tag: helioseismology

Labels

helioseismology, solar seismology

Tag: heliosphere

Labels

heliosphere

Tag: heliostat

Labels

heliostat

Tag: helium

Labels

helium, He

Definition

helium (atomic number 2)

Tag: heliumburning

Labels

helium burning

Tag: heliumdetonation

Labels

helium flash, helium detonation

Tag: heliumdiscontinuity

Tag: heliumflash

Labels

helium flash, helium detonation

Tag: heliumpoorstar

Labels

helium-poor star, helium poor star

Tag: heliumproblem

Tag: heliumrichstar

Labels

helium-rich star, helium rich star

Tag: heliumshellflash

Labels

helium shell flash

Tag: heliumvariablestar

Labels

SX Arietis star, helium variable star

Tag: helmholtzkelvincontraction

Labels

Helmholtz-Kelvin contraction, Helmholtz Kelvin contraction, Kelvin-Helmholtz contraction

Tag: henrydrapercatalog

Labels

Henry Draper catalog

Tag: henrydrapersystem

Labels

Henry Draper system, HD system, Harvard classification

Definition

Henry-Draper system

Tag: henyeytrack

Labels

Henyey track

Tag: hepsilon

Labels

H epsilon

Tag: herbigaebestar

Labels

Herbig AeBe star, Herbig Ae-Be star, Herbig star

Tag: herbigharoobject

Labels

Herbig-Haro object, HH-object

Tag: herbigharoobjects

Labels

Herbig-Haro objects

Tag: herbigstar

Labels

Herbig AeBe star, Herbig Ae-Be star, Herbig star

Tag: hertzsprunggap

Labels

Hertzsprung gap

Tag: hertzsprungrusselandcolormagnitudediagrams

Labels

Hertzsprung-Russell and C-M diagrams, Color-Magnitude diagrams, H-R and C-M diagrams, H-R and CM diagrams, HR and C-M diagrams, HR and CM diagrams, Hertzsprung-Russel and Color-Magnitude diagrams, Hertzsprung-Russel diagrams

Tag: hertzsprungrusseldiagrams

Labels

Hertzsprung-Russell and C-M diagrams, Color-Magnitude diagrams, H-R and C-M diagrams, H-R and CM diagrams, HR and C-M diagrams, HR and CM diagrams, Hertzsprung-Russel and Color-Magnitude diagrams, Hertzsprung-Russel diagrams

Tag: hertzsprungrussellandcmdiagrams

Labels

Hertzsprung-Russell and C-M diagrams, Color-Magnitude diagrams, H-R and C-M diagrams, H-R and CM diagrams, HR and C-M diagrams, HR and CM diagrams, Hertzsprung-Russel and Color-Magnitude diagrams, Hertzsprung-Russel diagrams

Tag: hertzsprungrusselldiagram

Labels

Hertzsprung-Russell diagram, HR diagram, Hertzsprung Russell diagram

Tag: hessdiagram

Labels

Hess diagram

Tag: heterodyne

Labels

heterodyne

Tag: heteroticestringtheory

Tag: heteroticostringtheory

Tag: heteroticstringtheory

Tag: hexagon

Tag: hf

Labels

hafnium, Hf

Definition

hafnium (atomic number 72)

Tag: hg

Labels

mercury, Hg

Definition

mercury (atomic number 80)

Tag: hgamma

Labels

H gamma

Definition

H gamma (434 nm)

Tag: hhobject

Labels

Herbig-Haro object, HH-object

Tag: hi

Labels

H I, neutral hydrogen

Tag: hiabsorption

Labels

H I absorption

Tag: hicksoncompactgroup

Labels

Hickson compact group, HCG

Definition

Hickson compact group of galaxies

Tag: hicloud

Labels

H I cloud

Tag: hicontent

Labels

H I content

Tag: hiemission

Labels

H I emission

Tag: hierarchicalcosmology

Labels

hierarchical cosmology

Tag: highdispersionspectroscopy

Labels

high-resolution spectrosopy, high dispersion spectroscopy, high resolution spectrosopy, high-dispersion spectroscopy

Tag: highdispersionspectrum

Labels

high-resolution spectrum, high dispersion spectrum, high resolution spectrum, high-dispersion spectrum

Tag: highenergyastrophysics

Labels

high-energy astrophysics, high energy astrophysics, high energy process, high-energy process

Tag: highenergyastrophysicssciencearchiveresearchcenter

Tag: highenergyphysics

Tag: highenergyphysicsinstitution

Tag: highenergyprocess

Labels

high-energy astrophysics, high energy astrophysics, high energy process, high-energy process

Tag: highenergyradiation

Labels

high-energy radiation, high energy radiation

Tag: higherdimensionalsupergravity

Tag: highluminositystar

Labels

high-luminosity star, high luminosity star, luminous star

Tag: highmassstar

Labels

high-mass star

Tag: highmassxraybinarystar

Labels

high-mass X-ray binary star

Tag: highresolutionspectrosopy

Labels

high-resolution spectrosopy, high dispersion spectroscopy, high resolution spectrosopy, high-dispersion spectroscopy

Tag: highresolutionspectrum

Labels

high-resolution spectrum, high dispersion spectrum, high resolution spectrum, high-dispersion spectrum

Tag: highspeedphotometer

Labels

high-speed photometer, high speed photometer

Tag: highstate

Labels

high-state

Definition

photometric high state of variable object

Tag: hightemperature

Labels

high-temperature, high temperature, hot

Tag: highvelocitycloud

Labels

high-velocity cloud, HVC, high velocity cloud

Tag: highvelocitystar

Labels

high-velocity star, high velocity star

Tag: hii

Labels

H II, ionized hydrogen

Tag: hiiregion

Labels

H II region, HII region

Tag: hiiregions

Labels

HII regions

Tag: hion

Labels

negative H ion, H minus ion, H-, H- ion

Definition

negative hydrogen ion

Tag: hiparcoscatalog

Tag: hirayamafamily

Labels

Hirayama family

Tag: hiregion

Labels

H I region

Tag: hishell

Tag: history

Tag: historyofastronomy

Labels

history of astronomy

Tag: hjd

Labels

heliocentric Julian Date, H.J.D., HJD

Tag: hkline

Tag: hline

Labels

H line

Tag: hmagnitude

Labels

H magnitude

Tag: hminusion

Labels

negative H ion, H minus ion, H-, H- ion

Definition

negative hydrogen ion

Tag: ho

Labels

holmium, Ho

Definition

holmium (atomic number 67)

Tag: holmbergradius

Labels

Holmberg radius

Tag: holmium

Labels

holmium, Ho

Definition

holmium (atomic number 67)

Tag: holmiumstar

Labels

holmium star

Tag: holtsmarkapproximation

Labels

Holtsmark approximation

Tag: homogeneousequation

Tag: horizon

Labels

horizon

Tag: horizoncoordinatesystem

Labels

horizon coordinate system

Tag: horizonproblem

Tag: horizontalbranchstar

Labels

horizontal branch star

Tag: horizontalparallax

Labels

horizontal parallax

Tag: hornantenna

Labels

horn antenna, horn antennas

Tag: hornantennas

Labels

horn antenna, horn antennas

Tag: horseshoemounting

Labels

horseshoe mounting

Tag: hot

Labels

high-temperature, high temperature, hot

Tag: hotstar

Labels

early-type star, blue star, early type star, hot star

Tag: hourangle

Labels

hour angle, HA

Tag: hoylenarlikartheory

Tag: hrandcmdiagrams

Labels

Hertzsprung-Russell and C-M diagrams, Color-Magnitude diagrams, H-R and C-M diagrams, H-R and CM diagrams, HR and C-M diagrams, HR and CM diagrams, Hertzsprung-Russel and Color-Magnitude diagrams, Hertzsprung-Russel diagrams

Tag: hrdiagram

Labels

Hertzsprung-Russell diagram, HR diagram, Hertzsprung Russell diagram

Tag: hs

Labels

hassium, Hs

Definition

hassium (atomic number 108)

Tag: hst

Labels

Hubble Space Telescope, HST

Tag: hstfnnnlmnwphotometry

Labels

HST photometry, HST Fnnn[LMNW] photometry, Hubble photometry

Tag: hstphotometry

Labels

HST photometry, HST Fnnn[LMNW] photometry, Hubble photometry

Tag: hsvariablestar

Labels

Hubble Sandage variable star, H S variable star, H-S variable star

Definition

Hubble-Sandage variable star

Tag: hubbleclass

Tag: hubbleclassification

Labels

Hubble classification, Hubble sequence

Tag: hubbleconstant

Labels

Hubble constant

Tag: hubblediagram

Labels

Hubble diagram

Tag: hubblelaw

Labels

Hubble law

Tag: hubblephotometry

Labels

HST photometry, HST Fnnn[LMNW] photometry, Hubble photometry

Tag: hubbleradius

Labels

Hubble radius

Tag: hubblesandagevariablestar

Labels

Hubble Sandage variable star, H S variable star, H-S variable star

Definition

Hubble-Sandage variable star

Tag: hubblesequence

Labels

Hubble classification, Hubble sequence

Tag: hubblespacetelescope

Labels

Hubble Space Telescope, HST

Tag: hubbletime

Labels

Hubble time

Tag: humanevent

Tag: hvc

Labels

high-velocity cloud, HVC, high velocity cloud

Tag: hydratedcarbon

Labels

hydrated carbon, CH

Definition

CH molecule

Tag: hydrocarbon

Labels

hydrocarbon

Tag: hydrodynamics

Labels

hydrodynamics

Labels

Hydrodynamics

Tag: hydrogen

Labels

hydrogen, H

Definition

hydrogen (atomic number 1)

Tag: hydrogenburning

Labels

hydrogen burning

Tag: hydrogendeficientstar

Labels

hydrogen deficient star

Definition

hydrogen-deficient star

Tag: hydrogenline

Labels

hydrogen line

Tag: hydrogenspectralfeature

Tag: hydrogenspectrum

Labels

hydrogen spectrum

Tag: hydromagnetics

Labels

magnetohydrodynamics, MHD, hydromagnetics

Tag: hydromagneticwave

Labels

Alfven wave, hydromagnetic wave

Tag: hydrostaticequilibrium

Labels

hydrostatic equilibrium

Tag: hydrostatics

Tag: hydroxylradical

Labels

hydroxyl radical, OH, OH radical

Tag: hyperbola

Tag: hyperbolicorbit

Labels

hyperbolic orbit

Tag: hyperboloid

Tag: hyperfineline

Labels

hyperfine line

Tag: hypergalaxy

Labels

hypergalaxy

Tag: hypergiant

Labels

hypergiant

Definition

hypergiant star

Tag: hypernova

Labels

hypernova

Tag: hypothesis

Tag: hypotheticalplanet

Labels

hypothetical planet

Tag: hzherculisstar

Labels

HZ Herculis star

Tag: i

Labels

iodine, I

Definition

iodine (atomic number 53)

Tag: iband

Tag: ice

Labels

water ice, ice

Tag: identification

Labels

identification

Tag: igalaxy

Labels

I galaxy

Definition

irregular galaxy (Yerkes classification scheme)

Tag: igm

Labels

Intergalactic medium, IGM

Tag: illumination

Labels

illumination

Tag: illuminationfunction

Labels

grading function, illumination function

Tag: image

Labels

image

Tag: imageconverters

Labels

image tube, image converters, image intensifier, light amplifier, photoelectric image tube

Tag: imageintensifier

Labels

image tube, image converters, image intensifier, light amplifier, photoelectric image tube

Tag: imageprocessing

Labels

image processing

Tag: imagereconstruction

Labels

image reconstruction

Tag: imagereductionandanalysisfacility

Tag: imagetube

Labels

image tube, image converters, image intensifier, light amplifier, photoelectric image tube

Tag: imaginginstrument

Labels

imaging instrument

Tag: imagnitude

Labels

I magnitude

Tag: imf

Labels

initial mass function, IMF

Tag: imfaxis

Tag: imfexponent

Tag: imffit

Tag: impactcrater

Labels

impact crater

Tag: impedance

Tag: impedanceoffreespace

Tag: impersonalastrolabe

Labels

impersonal astrolabe

Tag: in

Labels

indium, In

Definition

indium (atomic number 49)

Tag: inch

Tag: inclination

Labels

inclination

Tag: inclination2axialratiocode

Tag: inclination_axialratio

Tag: incompressiblebernoulliequation

Tag: index

Tag: indium

Labels

indium, In

Definition

indium (atomic number 49)

Tag: indochinite

Labels

indochinite

Tag: inductance

Tag: inductanceunit

Tag: induction

Tag: inertialcoordinatesystem

Labels

inertial coordinate system

Tag: inertialreferenceframe

Labels

inertial reference frame

Tag: inflationaryuniverse

Labels

inflationary universe

Tag: infrared

Labels

infrared

Tag: infraredastronomy

Labels

infrared astronomy

Tag: infrareddetector

Labels

infrared detector

Tag: infraredemission

Labels

infrared emission

Tag: infraredgalaxies

Labels

Infrared: galaxies

Tag: infraredgalaxy

Labels

infrared galaxy

Tag: infraredgeneral

Labels

Infrared: general

Tag: infraredism

Labels

Infrared: ISM

Tag: infraredobservatory

Labels

infrared observatory

Tag: infraredphotometry

Labels

infrared photometry

Tag: infraredradiation

Labels

infrared radiation

Tag: infraredsolarsystem

Labels

Infrared: solar system

Tag: infraredsource

Labels

infrared source

Tag: infraredstars

Labels

Infrared: stars

Tag: infraredtelescope

Labels

infrared telescope

Tag: infraredtransmissionwindow

Labels

infrared transmission window

Definition

infrared transmission window through the atmosphere

Tag: inhomogenity

Labels

inhomogenity

Tag: initialmassfunction

Labels

initial mass function, IMF

Tag: innercore

Labels

inner core

Tag: innerlagrangianpoint

Tag: innerplanet

Labels

inner planet, terrestrial planet

Tag: instabilities

Labels

Instabilities

Tag: instability

Labels

instability

Tag: instabilitystrip

Labels

instability strip

Tag: institutderadioastronomiemillimetrique

Tag: instituteofspaceandastronauticalscience

Tag: institution

Tag: instrument

Labels

instrument, astronomical instrument, instrumentation

Tag: instrumentalprofile

Labels

instrumental profile

Tag: instrumentation

Labels

instrument, astronomical instrument, instrumentation

Tag: instrumentationadaptiveoptics

Labels

Instrumentation: adaptive optics

Tag: instrumentationdetectors

Labels

Instrumentation: detectors

Tag: instrumentationhighangularresolution

Labels

Instrumentation: high angular resolution

Tag: instrumentationinterferometers

Labels

Instrumentation: interferometers

Tag: instrumentationmiscellaneous

Labels

Instrumentation: miscellaneous

Tag: instrumentationphotometers

Labels

Instrumentation: photometers

Tag: instrumentationpolarimeters

Labels

Instrumentation: polarimeters

Tag: instrumentationspectrographs

Labels

Instrumentation: spectrographs

Tag: integer

Tag: integerformat

Tag: integralfieldspectrograph

Labels

integral field spectrograph

Tag: integratedmagnitude

Labels

integrated magnitude, total magnitude

Tag: integrationtime

Labels

integration time

Tag: intensity

Labels

intensity, specific intensity

Tag: intensityinterferometer

Labels

intensity interferometer

Tag: interactingbinarystar

Labels

interacting binary star

Tag: interactinggalaxy

Labels

interacting galaxy

Tag: interaction

Labels

interaction

Tag: interactivedatalanguage

Tag: interarmregion

Tag: intercept

Tag: intercloudgas

Labels

intercloud gas

Tag: intercloudmatter

Labels

intercloud matter

Tag: intercombinationline

Tag: interferencefilter

Labels

interference filter

Tag: interferencefringe

Labels

interference fringe, fringe patterns, fringe

Tag: interferencenoise

Labels

interference noise

Definition

interference [noise]

Tag: interferencespectrosocopy

Labels

interference spectrosocopy

Tag: interferencewave

Labels

interference wave

Definition

interference [wave]

Tag: interferometer

Labels

interferometer

Tag: interferometriccorrelation

Labels

interferometric correlation

Tag: interferometry

Labels

interferometry

Tag: intergalacticabsorption

Labels

intergalactic absorption

Tag: intergalacticcloud

Labels

intergalactic cloud

Tag: intergalacticgas

Labels

intergalactic gas

Tag: intergalacticmatter

Labels

intergalactic matter

Tag: intergalacticmedium

Labels

Intergalactic medium, IGM

Tag: intergalacticspace

Labels

intergalactic space

Tag: interior

Labels

interior

Tag: intermediatemassxraybinarystar

Tag: intermediatepopulationstar

Labels

intermediate population star

Tag: intermediatetypestar

Labels

intermediate type star

Tag: internalmotion

Labels

internal motion

Tag: internalsymmetry

Tag: internationalastronomicalunion

Tag: interplanetarydust

Labels

interplanetary dust

Tag: interplanetarygas

Labels

interplanetary gas

Tag: interplanetarygrain

Labels

interplanetary grain

Tag: interplanetarymagneticfield

Labels

interplanetary magnetic field

Tag: interplanetarymatter

Labels

interplanetary matter, interplanetary medium

Tag: interplanetarymedium

Labels

interplanetary matter, interplanetary medium

Labels

Interplanetary medium

Tag: interplanetaryscintillation

Labels

interplanetary scintillation

Tag: interplanetaryspace

Tag: intersection

Tag: interstellarabsorption

Labels

interstellar absorption, interstellar extinction

Tag: interstellarband

Tag: interstellarbubble

Labels

interstellar bubble

Tag: interstellarcloud

Tag: interstellarcommunication

Labels

interstellar communication

Tag: interstellardust

Labels

interstellar dust

Tag: interstellarextinction

Labels

interstellar absorption, interstellar extinction

Tag: interstellargas

Labels

interstellar gas

Tag: interstellarline

Tag: interstellarmagneticfield

Labels

interstellar magnetic field

Tag: interstellarmatter

Labels

interstellar matter, interstellar medium

Tag: interstellarmedium

Labels

interstellar matter, interstellar medium

Tag: interstellarmediumnebulae

Labels

Interstellar medium, nebulae, ISM, nebulae

Tag: interstellarmolecule

Labels

interstellar molecule

Tag: interstellarreddening

Labels

interstellar reddening

Tag: interstellarscintillation

Labels

interstellar scintillation

Tag: interstellarspace

Tag: interstellarwind

Labels

interstellar wind

Tag: interval

Tag: intraclustermatter

Labels

intracluster matter

Tag: intraclusterspace

Tag: intrinsiccolor

Labels

intrinsic color

Tag: intrinsicvariablestar

Labels

intrinsic variable star, unstable star

Tag: invariableplane

Tag: invention

Tag: inventor

Tag: inverseangle

Tag: inversearea

Tag: inversecomptoneffect

Labels

inverse Compton effect

Tag: inversecomptonscattering

Labels

inverse Compton scattering

Tag: inverselength

Tag: inversemaser

Labels

inverse maser

Tag: inversemassunit

Tag: inversepcygniline

Tag: inversetimeunit

Tag: inversevolumeunit

Tag: iodine

Labels

iodine, I

Definition

iodine (atomic number 53)

Tag: iodinecell

Labels

iodine cell

Tag: ion

Labels

ion, charged particle

Tag: ioncomposition

Labels

ion composition

Tag: iondensity

Labels

ion density

Tag: ionisation

Labels

ionization, ionisation UK

Tag: ionisationequilibrium

Labels

ionization equilibrium, ionisation equilibrium UK

Tag: ionization

Labels

ionization, ionisation UK

Tag: ionizationequilibrium

Labels

ionization equilibrium, ionisation equilibrium UK

Tag: ionizationpotential

Tag: ionizedgas

Labels

ionized gas

Tag: ionizedhydrogen

Labels

H II, ionized hydrogen

Tag: ionizingshockwave

Labels

ionizing shock wave

Tag: ionosphere

Labels

ionosphere

Tag: ionosphericscintillation

Labels

ionospheric scintillation

Tag: ionplasmawave

Labels

ion plasma wave

Tag: iontemperature

Labels

ion temperature

Tag: ir

Labels

iridium, Ir

Definition

iridium (atomic number 77)

Tag: iras

Labels

IRAS satellite, IRAS

Definition

InfraRed Astronomical Satellite

Tag: irasgalaxy

Labels

IRAS galaxy

Tag: irassatellite

Labels

IRAS satellite, IRAS

Definition

InfraRed Astronomical Satellite

Tag: iridium

Labels

iridium, Ir

Definition

iridium (atomic number 77)

Tag: iron

Labels

iron, Fe

Definition

iron (atomic number 26)

Tag: ironmeteorite

Labels

iron meteorite

Tag: irradiance

Labels

irradiance

Tag: irrational

Tag: irregulargalaxy

Labels

irregular galaxy

Tag: irregularvariablestar

Labels

irregular variable star

Tag: ismabundances

Labels

ISM: abundances

Tag: ismatoms

Labels

ISM: atoms

Tag: ismbubbles

Labels

ISM: bubbles

Tag: ismclouds

Labels

ISM: clouds

Tag: ismcosmicrays

Labels

Cosmic rays

Tag: ismdustextinction

Labels

Dust, extinction

Tag: ismevolution

Labels

Evolution

Tag: ismgeneral

Labels

ISM: general

Tag: ismherbigharoobjects

Labels

Herbig-Haro objects

Tag: ismhiiregions

Labels

HII regions

Tag: ismjetsandoutflows

Labels

ISM: jets and outflows

Tag: ismkinematicsanddynamics

Labels

ISM: kinematics and dynamics

Tag: ismlinesandbands

Labels

ISM: lines and bands

Tag: ismmagneticfields

Labels

ISM: magnetic fields

Tag: ismmolecules

Labels

ISM: molecules

Tag: ismnebulae

Labels

Interstellar medium, nebulae, ISM, nebulae

Tag: ismplanetarynebulaegeneral

Labels

Planetary nebulae: general, PN

Tag: ismreflectionnebulae

Labels

Reflection nebulae

Tag: ismstructure

Labels

ISM: structure

Tag: ismsupernovaremnants

Labels

ISM: supernova remnants, SNR

Tag: isometric

Tag: isophot

Labels

isophot

Tag: isophotalangulardiameter

Tag: isophotalangularradius

Tag: isophotaldiameter

Labels

isophotal diameter

Tag: isophotalradius

Tag: isophote

Tag: isoplanaticpatch

Tag: isoscelestriangle

Tag: isothermalsphere

Labels

isothermal sphere

Definition

isothermal mass-profile

Tag: isotime

Tag: isotope

Labels

isotope

Tag: isotopicabundance

Labels

isotopic abundance

Tag: isotopiccomposition

Labels

isotopic composition

Tag: isotropy

Labels

isotropy

Tag: jacobiellipsoid

Tag: jansky

Labels

Jansky

Tag: jd

Labels

Julian Date, J.D., JD

Tag: jdtime

Tag: jeansequation

Tag: jeanslength

Labels

Jeans length

Tag: jeansmass

Labels

Jeans mass

Tag: jet

Labels

jet, astrophysical jet

Tag: jetpropulsionlaboratory

Tag: jmagnitude

Labels

J magnitude

Tag: johnsonband

Tag: johnsonmorganfiltersystem

Labels

Johnson photometry, Johnson-Morgan filter system, UBV photometry, UBVRI photometry, UBVRIJKL photometry, three-color photometry

Tag: johnsonnoise

Labels

Johnson noise

Tag: johnsonphotometry

Labels

Johnson photometry, Johnson-Morgan filter system, UBV photometry, UBVRI photometry, UBVRIJKL photometry, three-color photometry

Tag: josephsonconstant

Tag: journal

Tag: jovianplanet

Labels

Jovian planet

Tag: juliancalendar

Labels

Julian calendar

Tag: juliandate

Labels

Julian Date, J.D., JD

Tag: julianepoch

Labels

Julian epoch

Tag: julianyear

Tag: jumpcondition

Labels

jump condition

Tag: jupiter

Labels

Jupiter

Tag: k

Labels

potassium, K

Definition

potassium (atomic number 19)

Tag: kalnajsdisk

Tag: kaluzakleintheory

Tag: kam_theory

Tag: kappamechanism

Labels

kappa mechanism

Tag: kapteynselectedarea

Labels

Kapteyn selected area

Tag: kapteynuniverse

Tag: kbo

Labels

Edgeworth-Kuiper belt object, EKO, KBO, Kuiper belt object

Tag: kcorona

Labels

K corona, K-corona

Tag: kcorrection

Labels

k correction, k-term

Definition

k-correction

Tag: kdwarf

Labels

K dwarf

Definition

K dwarf star

Tag: kedge

Tag: kellnereyepiece

Labels

Kellner eyepiece

Tag: kelvin

Labels

Kelvin

Tag: kelvinhelmholtzcontraction

Labels

Helmholtz-Kelvin contraction, Helmholtz Kelvin contraction, Kelvin-Helmholtz contraction

Tag: kelvintimescale

Labels

Kelvin timescale

Tag: keplerforcelaw

Tag: keplerianorbit

Labels

Keplerian orbit

Tag: keplersfirstlaw

Tag: keplerslaw

Tag: keplerssecondlaw

Tag: keplersthirdlaw

Tag: kerrblackhole

Labels

Kerr black hole

Tag: kgiant

Labels

K giant

Definition

K giant star

Tag: kidoublet

Tag: kilo

Tag: kilometer

Tag: kinematicparallax

Labels

kinematic parallax

Tag: kinematics

Labels

kinematics

Tag: kineticenergy

Labels

kinetic energy

Tag: kinetictemperature

Tag: kingmodel

Tag: kirchhoffsfirstlaw

Tag: kirchhoffslaw

Tag: kirchhoffssecondlaw

Tag: kirkwoodgap

Labels

Kirkwood gap

Tag: kleinalfvencosmology

Tag: kline

Labels

K line

Tag: kmagnitude

Labels

K magnitude

Tag: kr

Labels

krypton, Kr

Definition

krypton (atomic number 36)

Tag: kramersopacity

Labels

Kramers opacity

Tag: kreutzsungrazer

Labels

Kreutz sungrazer, sungrazer

Tag: kroncousinsphotometry

Labels

Kron-Cousins photometry, Kron Cousins photometry, Kron-Cousins R,I photometry

Tag: kroncousinsriphotometry

Labels

Kron-Cousins photometry, Kron Cousins photometry, Kron-Cousins R,I photometry

Tag: kruskaldiagram

Labels

Kruskal diagram

Tag: krypton

Labels

krypton, Kr

Definition

krypton (atomic number 36)

Tag: kstar

Labels

K star

Tag: ksubdwarf

Labels

K subdwarf

Definition

K subdwarf star

Tag: ksubgiant

Labels

K subgiant

Definition

K subgiant star

Tag: ksupergiant

Labels

K supergiant

Definition

K supergiant star

Tag: kterm

Labels

k correction, k-term

Definition

k-correction

Tag: kuiperband

Tag: kuiperbelt

Labels

Edgeworth-Kuiper belt, Kuiper belt

Labels

Kuiper Belt

Tag: kuiperbeltobject

Labels

Edgeworth-Kuiper belt object, EKO, KBO, Kuiper belt object

Tag: l1

Tag: l2

Tag: l3

Tag: l4

Tag: l5

Tag: la

Labels

lanthanum, La

Definition

lanthanum (atomic number 57)

Tag: laboratoryforhighenergyastrophysics

Tag: lagrangianderivativecode

Tag: lagrangianequation

Tag: lagrangianpoint

Labels

Lagrangian point, libration point

Tag: lambda

Labels

cosmological constant, Lambda

Tag: lambdadoublet

Tag: lambdaeridanistar

Labels

lambda eridani star

Tag: lamp

Labels

lamp

Tag: lanthanum

Labels

lanthanum, La

Definition

lanthanum (atomic number 57)

Tag: laplaceseries

Tag: largemagellaniccloud

Labels

Large Magellanic Cloud, LMC

Tag: largescalestructure

Labels

large scale structure

Tag: largescalestructureofuniverse

Labels

Large-scale structure of Universe

Tag: larmorfrequency

Tag: larmorradius

Tag: laser

Labels

laser

Tag: laserranging

Labels

laser ranging

Tag: latetypedwarf

Labels

late-type dwarf, cool dwarf star, late type dwarf star

Definition

late-type dwarf star

Tag: latetypedwarfstar

Labels

late-type dwarf, cool dwarf star, late type dwarf star

Definition

late-type dwarf star

Tag: latetypegalaxy

Labels

late-type galaxy, late type galaxy

Tag: latetypegiant

Labels

late-type giant, cool giant star, late type giant star

Definition

late-type giant star

Tag: latetypegiantstar

Labels

late-type giant, cool giant star, late type giant star

Definition

late-type giant star

Tag: latetypestar

Labels

late-type star, cool star, late type star

Tag: latetypesubdwarf

Labels

late-type subdwarf, cool subdwarf star

Tag: latetypesupergiant

Labels

late-type supergiant, cool supergiant star

Definition

late-type supergiant star

Tag: latetypevariablestar

Labels

late-type variable star

Tag: latitude

Labels

latitude

Tag: latitudeangle

Tag: latitudedetermination

Labels

latitude determination

Tag: latitudevariation

Labels

latitude variation

Tag: lawrencium

Labels

lawrencium, Lr

Definition

lawrencium (atomic number 103)

Tag: lbvariablestar

Labels

Lb variable star

Tag: lcvariablestar

Labels

Lc variable star

Tag: ldwarf

Labels

L dwarf

Tag: lead

Labels

lead, Pb

Definition

lead (atomic number 82)

Tag: legendreexpansion

Tag: lemaitreuniverse

Labels

Lemaitre universe

Tag: length

Tag: lengthunit

Tag: lens

Labels

lens

Tag: lensantenna

Labels

lens antenna, lens antennas

Tag: lensantennas

Labels

lens antenna, lens antennas

Tag: lensdesign

Labels

lens design

Tag: lenticulargalaxy

Labels

lenticular galaxy, S0 galaxy

Tag: lenzslaw

Tag: lepton

Labels

lepton

Tag: lgalaxy

Labels

L galaxy

Definition

low surface-brightness galaxy (Yerkes classification scheme)

Tag: li

Labels

lithium, Li

Definition

lithium (atomic number 3)

Tag: libration

Labels

libration, physical libration

Tag: librationorbit

Tag: librationpoint

Labels

Lagrangian point, libration point

Tag: life

Labels

life

Tag: lifetime

Tag: light

Labels

visible radiation, light

Tag: lightabsorption

Labels

light absorption

Tag: lightamplifier

Labels

image tube, image converters, image intensifier, light amplifier, photoelectric image tube

Tag: lightcoherence

Labels

light coherence

Tag: lightcone

Labels

light cone

Tag: lightcurve

Labels

light curve

Tag: lightemission

Labels

light emission

Tag: lightinterference

Labels

light interference

Tag: lightinterferometry

Labels

optical interferometry, light interferometry, stellar interferometry

Tag: lightpolarization

Labels

light polarization, polarization wave

Tag: lightpollution

Labels

light pollution

Labels

Light pollution

Tag: lightscattering

Labels

light scattering

Tag: lightyear

Labels

light year

Tag: limbbrightening

Labels

limb brightening

Tag: limbdarkening

Labels

limb darkening

Tag: limitingmagnitude

Labels

limiting magnitude

Tag: line

Tag: linearcoordinatesystem

Tag: linearitycalibration

Labels

linearity calibration

Tag: linearmassdensityunit

Tag: linearpolarization

Labels

plane polarization, linear polarization, plane polarisation UK

Tag: linearvelocityunit

Tag: lineblanketing

Labels

line blanketing

Tag: lineblending

Labels

line blending

Tag: lineblocking

Labels

line blocking

Tag: linebroadening

Labels

line broadening, spectral line broadening

Tag: linecenter

Tag: lineformation

Labels

line formation, spectral line formation

Labels

Line: formation

Tag: lineidentification

Labels

line identification

Labels

Line: identification

Tag: lineintensitite

Labels

line intensitite

Tag: lineintensity

Tag: lineofapsides

Tag: lineofnode

Labels

node, line of node

Tag: lineofnodes

Tag: lineofsight

Labels

line of sight

Definition

line-of-sight

Tag: lineparameter

Tag: lineprofile

Labels

line profile

Tag: lineprofiles

Labels

Line: profiles

Tag: liner

Tag: lineratio

Labels

line ratio

Tag: linergalaxy

Labels

liner galaxy

Tag: linesegment

Tag: lineshift

Labels

line shift, spectral line shift

Tag: linespectrum

Labels

line spectrum

Tag: linesplitting

Labels

Zeeman splitting, line splitting, spectral line splitting

Tag: linewidth

Labels

line width, spectral line width

Tag: liquid

Tag: lissajouscurve

Tag: listar

Labels

lithium star, Li star, lithium rich star, lithium-rich star

Tag: lithium

Labels

lithium, Li

Definition

lithium (atomic number 3)

Tag: lithiumpoorstar

Labels

lithium-poor star, lithium poor star

Tag: lithiumrichstar

Labels

lithium star, Li star, lithium rich star, lithium-rich star

Tag: lithiumstar

Labels

lithium star, Li star, lithium rich star, lithium-rich star

Tag: lithosphere

Labels

lithosphere

Tag: lmagnitude

Labels

L magnitude

Tag: lmc

Labels

Large Magellanic Cloud, LMC

Labels

Magellanic Clouds, LMC, SMC

Tag: lmxb

Labels

low-mass X-ray binary star, LMXB

Tag: lobe

Labels

lobe

Tag: lobetelescopebeam

Labels

sidelobe, lobe [telescope beam]

Tag: localcoordinate

Tag: localcoordinates

Tag: localcoordinatesystem

Tag: localgroup

Labels

Local Group

Definition

Local Group of galaxies

Labels

Local Group

Tag: localhypothesisofquasars

Tag: localinertialframe

Tag: localstandardofrest

Labels

Local Standard of Rest, LSR, L.S.R.

Tag: localsupercluster

Labels

Local Supercluster

Definition

Local Supercluster of galaxies

Tag: localthermodynamicequilibrium

Labels

local thermodynamic equilibrium, LTE

Tag: location

Labels

location

Definition

having to do with cosmic location

Tag: locationbehind

Labels

location behind

Definition

location behind something else

Tag: locationbetween

Labels

location between

Tag: locationinfront

Labels

location in front

Definition

location in front of something else

Tag: logarithm

Tag: loggvalue

Labels

log g value

Definition

log(g) value

Tag: longbaselineinterferometer

Labels

long baseline interferometer

Tag: longbaselineinterferometry

Labels

long baseline interferometry

Tag: longitude

Labels

longitude

Tag: longitudeangle

Tag: longitudeoftheascendingnode

Tag: longperiodcomet

Labels

long period comet

Tag: longperiodvariablestar

Labels

long period variable star

Tag: longslit

Labels

long slit

Tag: longslitspectrum

Labels

long slit spectrum

Tag: longton

Tag: lookbacktime

Tag: loop

Labels

loop

Tag: lorentzinvariance

Tag: lorentztransformation

Tag: loschmidtconstant

Tag: loweredisothermalmodel

Tag: lowluminositystar

Labels

low-luminosity star, low luminosity star

Tag: lowmassstar

Labels

low-mass star, low mass star

Tag: lowmassxraybinarystar

Labels

low-mass X-ray binary star, LMXB

Tag: lowstate

Labels

low-state

Definition

photometric low state of variable object

Tag: lowtemperatureplasma

Labels

low-temperature plasma

Definition

low temperature plasma

Tag: lr

Labels

lawrencium, Lr

Definition

lawrencium (atomic number 103)

Tag: lsr

Labels

Local Standard of Rest, LSR, L.S.R.

Tag: lstar

Tag: lsubdwarf

Labels

L subdwarf

Tag: lte

Labels

local thermodynamic equilibrium, LTE

Tag: lu

Labels

lutetium, Lu

Definition

lutetium (atomic number 71)

Tag: luminanceunit

Tag: luminescence

Labels

luminescence, candoluminescence

Tag: luminosity

Labels

luminosity

Tag: luminosityclass

Labels

luminosity class

Tag: luminosityclassification

Labels

luminosity classification

Tag: luminositydispersionrelation

Labels

luminosity-dispersion relation

Tag: luminositydistribution

Labels

luminosity distribution

Tag: luminosityfunction

Labels

luminosity function

Tag: luminousarc

Labels

luminous arc

Definition

luminous arc produced by gravitational lensing

Tag: luminousbluevariablestar

Labels

luminous blue variable star

Tag: luminousintensityunit

Tag: luminousmass

Tag: luminousstar

Labels

high-luminosity star, high luminosity star, luminous star

Tag: lunar

Labels

lunar

Tag: lunardome

Labels

lunar dome

Tag: lunareclipse

Labels

lunar eclipse

Tag: lunarlaserranging

Labels

lunar laser ranging

Tag: lunaroccultation

Labels

lunar occultation

Definition

occultation by the Moon

Tag: lunarphase

Labels

lunar phase, phase Moon

Definition

phase of the Moon

Tag: lunartheory

Labels

lunar theory

Tag: lutetium

Labels

lutetium, Lu

Definition

lutetium (atomic number 71)

Tag: lymanalpha

Labels

Lyman alpha

Tag: lymanalphaabsorptionsystem

Tag: lymanalphaforest

Labels

Lyman alpha forest

Tag: lymanbeta

Labels

Lyman beta

Tag: lymancontinuum

Labels

Lyman continuum

Tag: lymanlimitabsorptionlinesystem

Tag: lymanline

Tag: lymanseries

Labels

Lyman series

Tag: lyonmeudonextragalacticdatabase

Tag: machsprinciple

Tag: maclaurinspheroid

Tag: macrospicule

Labels

macro spicule

Tag: macroturbulence

Labels

macroturbulence

Tag: maddition

Tag: magellaniccloud

Labels

Magellanic cloud, Clouds of Magellan

Tag: magellanicclouds

Labels

Magellanic Clouds, LMC, SMC

Tag: magellanicstream

Labels

Magellanic stream

Tag: magnesium

Labels

magnesium, Mg

Definition

magnesium (atomic number 12)

Tag: magnetar

Labels

magnetar

Tag: magneticanomaly

Labels

magnetic anomaly

Tag: magneticconstant

Tag: magneticdipolestrength

Tag: magneticdisturbance

Tag: magneticdisturbances

Labels

magnetic disturbances

Tag: magneticfield

Labels

magnetic field

Tag: magneticfieldintensityunit

Tag: magneticfields

Labels

Magnetic fields

Tag: magneticflux

Tag: magneticfluxdensity

Tag: magneticfluxdensityunit

Tag: magneticfluxquantum

Tag: magneticfluxunit

Tag: magneticforce

Tag: magneticmoment

Tag: magneticmomentanomaly

Tag: magneticmonopole

Labels

magnetic monopole

Tag: magneticmonopoleproblem

Tag: magneticpole

Labels

magnetic pole

Tag: magneticpressure

Tag: magneticproperty

Labels

magnetic property

Tag: magneticstar

Labels

magnetic star, cobalt star

Tag: magneticstorm

Labels

magnetic storm

Tag: magneticunit

Tag: magneticvariablestar

Labels

magnetic variable star

Tag: magnetograph

Labels

magnetograph

Tag: magnetoheliograph

Labels

magnetoheliograph

Tag: magnetohydrodynamics

Labels

magnetohydrodynamics, MHD, hydromagnetics

Labels

MHD, Magnetohydrodynamics

Tag: magnetoopticaleffect

Labels

magneto-optical effect, magneto optical effect

Tag: magnetosphere

Labels

magnetosphere

Tag: magnetosphericsubstorm

Labels

magnetospheric substorm

Tag: magnitude

Labels

magnitude

Tag: mainsequence

Labels

main sequence

Tag: mainsequencestar

Labels

main sequence star

Tag: majoraxis

Labels

major axis

Tag: maksutovtelescope

Labels

Maksutov telescope

Tag: manganese

Labels

manganese, Mn

Definition

manganese (atomic number 25)

Tag: manganesestar

Labels

manganese star

Tag: mantle

Labels

mantle

Tag: manybodyproblem

Labels

N-body problem, N body problem, many body problem, many-body problem

Tag: manyworldsinterpretation

Tag: map

Labels

map

Tag: mapping

Tag: maria

Labels

maria

Tag: markariangalaxy

Labels

Markarian galaxy

Tag: mars

Labels

Mars

Tag: mascon

Labels

mascon

Tag: maser

Labels

maser

Tag: masers

Labels

Masers

Tag: mass

Labels

mass

Tag: massdensity

Labels

mass density

Definition

mass-density

Tag: massdensityunit

Tag: massdistribution

Labels

mass distribution

Tag: massejection

Labels

mass-loss, mass loss, mass-ejection

Tag: massexchange

Labels

mass exchange, exchange of mass

Definition

mass-exchange

Tag: massflow

Labels

mass flow

Definition

mass-flow

Tag: massfractionunit

Tag: massfunction

Labels

mass function

Definition

mass-function

Tag: massivegalaxy

Labels

massive galaxy

Tag: massiveobject

Labels

massive object

Tag: massivestar

Labels

massive star

Tag: massloss

Labels

mass-loss, mass loss, mass-ejection

Tag: massluminosityrelation

Labels

mass-luminosity relation, mass luminosity relation

Tag: massradiusrelation

Labels

mass-radius relation, mass radius relation

Tag: massratio

Labels

mass-ratio, mass ratio

Tag: masstolightratio

Labels

mass to light ratio

Definition

mass-to-light ratio

Tag: masstransfer

Labels

mass-transfer, mass transfer

Tag: massunit

Tag: math

Tag: mathconstant

Tag: mathematicalanalysis

Labels

mathematical analysis

Tag: mathematicalconcept

Tag: mathematicalconstant

Tag: mathematicalmodel

Labels

mathematical model

Tag: mathematician

Tag: mathematics

Labels

mathematics

Tag: mathentity

Tag: mathoperation

Tag: matter

Labels

matter

Tag: matterobject

Tag: maunderminimum

Labels

Maunder minimum

Tag: maximum

Labels

maximum

Tag: maximumentropymethod

Labels

maximum entropy method

Tag: maxwell

Tag: maxwelldistribution

Tag: md

Labels

mendelevium, Md

Definition

mendelevium (atomic number 101)

Tag: mdivision

Tag: mdwarf

Labels

M dwarf

Definition

M dwarf star

Tag: mean

Tag: meananomaly

Labels

mean anomaly

Tag: meanelement

Tag: meanequinox

Labels

mean equinox

Tag: meanfreepath

Tag: meanintensity

Tag: meansolarsecond

Tag: meansolartime

Labels

mean solar time

Tag: measurement

Labels

measurement

Tag: measuringinstrument

Labels

measuring instrument

Tag: mechanicalcomponent

Labels

mechanical component

Tag: mechanicalproperty

Labels

mechanical property

Tag: mechanics

Tag: median

Tag: mediumbandphotometry

Labels

medium band photometry

Definition

medium-band photometry

Tag: mega

Tag: megalithicastronomy

Labels

megalithic astronomy

Tag: megamaser

Labels

megamaser

Tag: meinelband

Tag: meitnerium

Labels

meitnerium, Mt

Definition

meitnerium (atomic number 109)

Tag: memorylocation

Tag: mendelevium

Labels

mendelevium, Md

Definition

mendelevium (atomic number 101)

Tag: mercury

Labels

mercury, Hg

Definition

mercury (atomic number 80)

Labels

mercury, Hg

Definition

mercury (atomic number 80)

Tag: mercurymanganesestar

Labels

mercury manganese star

Tag: merger

Labels

merger

Tag: merginggalaxies

Tag: meridian

Labels

meridian

Tag: meridiancircle

Labels

meridian circle

Tag: meridianobservation

Labels

meridian observation

Tag: meson

Labels

meson

Tag: mesopause

Labels

mesopause

Tag: mesosphere

Labels

mesosphere

Tag: messiercatalog

Tag: mestar

Labels

Me star

Tag: mesteldisk

Tag: metagalaxy

Labels

metagalaxy

Tag: metalabsorptionlinesystem

Tag: metalabundance

Labels

metal abundance, metallicity

Tag: metaldeficientstar

Labels

metal-deficient star

Tag: metallicity

Labels

metal abundance, metallicity

Tag: metalliclinestar

Labels

metal-rich star, metallic line star

Definition

metal rich star

Tag: metalline

Labels

metal line

Tag: metalpoorstar

Labels

metal-poor star, metal poor star

Tag: metalrichstar

Labels

metal-rich star, metallic line star

Definition

metal rich star

Tag: meteor

Labels

meteor

Tag: meteorcamera

Labels

meteor camera

Tag: meteorids

Labels

meteoroid, meteorids

Tag: meteorite

Labels

meteorite

Tag: meteoritecrater

Labels

meteorite crater

Tag: meteoriteimpact

Labels

meteorite impact

Tag: meteoroid

Labels

meteoroid, meteorids

Tag: meteoroiddustcloud

Labels

meteoroid dust cloud

Tag: meteorology

Labels

meteorology

Tag: meteorshower

Labels

meteor shower

Tag: meteorsmeteoroids

Labels

Meteors, meteoroids

Tag: meteorstream

Labels

meteor stream

Tag: meteortrail

Labels

meteor trail

Tag: meter

Tag: meterpersecond

Tag: methane

Labels

methane, CH4, CH_4

Definition

methane molecule

Tag: methodofobservation

Labels

observing technique, method of observation

Tag: methodsanalytical

Labels

Methods: analytical

Tag: methodsdataanalysis

Labels

Methods: data analysis

Tag: methodslaboratory

Labels

Methods: laboratory

Tag: methodsmiscellaneous

Labels

Methods: miscellaneous

Tag: methodsnbodysimulations

Labels

Methods: N-body simulations

Tag: methodsnumerical

Labels

Methods: numerical

Tag: methodsobservational

Labels

Methods: observational

Tag: methodsstatistical

Labels

Methods: statistical

Tag: metoniccycle

Labels

metonic cycle

Tag: metricton

Tag: metricunit

Tag: metrology

Labels

metrology

Tag: mevariablestar

Labels

Me variable star

Tag: mg

Labels

magnesium, Mg

Definition

magnesium (atomic number 12)

Tag: mgiant

Labels

M giant

Definition

M giant star

Tag: mhd

Labels

magnetohydrodynamics, MHD, hydromagnetics

Labels

MHD, Magnetohydrodynamics

Tag: michelsoninterferometer

Labels

Michelson interferometer

Tag: michelsoninterferometry

Labels

Michelson interferometry

Tag: michiemodel

Tag: micro

Tag: microchannelplate

Labels

microchannel plate

Definition

micro-channel plate

Tag: microdensitometer

Labels

microdensitometer

Tag: microdensitometry

Labels

microdensitometry

Tag: microlensing

Labels

gravitational microlensing, microlensing

Definition

microlensing

Tag: micrometeorite

Labels

micrometeorite

Tag: micrometeoroid

Labels

micrometeoroid

Tag: micrometer

Labels

micrometer

Tag: microphotometer

Labels

microphotometer

Tag: microprocessor

Labels

microprocessor

Tag: microturbulence

Labels

microturbulence

Tag: microwave

Labels

microwave

Tag: microwaveantenna

Labels

microwave antenna, microwave antennas

Definition

microwave antennaa

Tag: microwaveantennas

Labels

microwave antenna, microwave antennas

Definition

microwave antennaa

Tag: microwavebackground

Labels

microwave background

Definition

cosmic microwave background

Tag: microwaveemission

Labels

microwave emission

Tag: microwaveimaging

Labels

microwave imaging

Tag: microwaveradiation

Labels

microwave radiation

Tag: microwavespectroscopy

Labels

microwave spectroscopy

Tag: microwavespectrum

Labels

microwave spectrum

Tag: miescattering

Labels

Mie scattering

Tag: mile

Tag: milkywaygalaxy

Labels

Milky Way galaxy, the Galaxy

Definition

the Milky Way galaxy

Tag: milli

Tag: millimeterastronomy

Labels

millimeter astronomy

Tag: millimeterradiation

Labels

millimeter radiation, millimeter wave, mm radiation

Tag: millimeterwave

Labels

millimeter radiation, millimeter wave, mm radiation

Tag: millisecondpulsar

Tag: millscrossantenna

Labels

Mills cross antenna, Mills cross antennas

Tag: millscrossantennas

Labels

Mills cross antenna, Mills cross antennas

Tag: milneeddingtonapproximation

Labels

Milne Eddington approximation

Tag: mineraldeposit

Labels

mineral deposit

Tag: mineralogy

Labels

mineralogy

Tag: minimum

Labels

minimum

Tag: minoraxis

Labels

minor axis

Tag: minorplanet

Labels

asteroid, minor planet, planetoid

Tag: minorplanetfamily

Labels

minor planet family

Tag: minorplanetsasteroids

Labels

Minor planets, asteroids

Tag: minute

Tag: miras

Labels

Mira variable star, Miras, omicron Ceti star, zeta Aurigae star

Tag: mirastar

Tag: miravariablestar

Labels

Mira variable star, Miras, omicron Ceti star, zeta Aurigae star

Tag: mirror

Labels

mirror

Tag: mirrorcell

Labels

mirror cell

Tag: missingmass

Labels

missing mass

Tag: missingmassproblem

Tag: mjdtime

Tag: mkclassification

Labels

MK classification

Tag: mksunit

Tag: mlogarithm

Tag: mmagnitude

Labels

M magnitude

Tag: mmradiation

Labels

millimeter radiation, millimeter wave, mm radiation

Tag: mmt

Labels

multiple mirror telescope, MMT

Tag: mmultiplication

Tag: mn

Labels

manganese, Mn

Definition

manganese (atomic number 25)

Tag: mnaturallogarithm

Tag: mo

Labels

molybdenum, Mo

Definition

molybdenum (atomic number 42)

Tag: mode

Tag: model

Labels

model

Tag: modification

Tag: modifiednewtoniandynamics

Labels

MOdified Newtonian Dynamics, MOND

Tag: modulation

Labels

modulation

Tag: modulationtransferfunction

Labels

modulation transfer function, MTF

Tag: modulus

Labels

distance modulus, modulus

Tag: molality

Tag: molarity

Tag: molarvolumeofidealgas

Tag: moldavite

Labels

moldavite

Tag: mole

Tag: molecularastrophysics

Labels

molecular astrophysics

Tag: molecularband

Labels

molecular band

Tag: molecularcloud

Labels

molecular cloud

Tag: moleculardata

Labels

Molecular data

Tag: molecularelectronicstate

Tag: molecularhydrogen

Labels

molecular hydrogen

Tag: molecularline

Labels

molecular line

Tag: molecularprocesses

Labels

Molecular processes

Tag: molecularspectroscopy

Labels

molecular spectroscopy

Tag: molecularspectrum

Labels

molecular spectrum

Tag: molecule

Labels

molecule

Tag: molespercubicmeter

Tag: molybdenum

Labels

molybdenum, Mo

Definition

molybdenum (atomic number 42)

Tag: momentum

Labels

momentum

Tag: mond

Labels

MOdified Newtonian Dynamics, MOND

Tag: monochromator

Labels

monochromator

Tag: montecarlotechnique

Labels

Monte Carlo technique

Tag: month

Tag: moon

Labels

Moon

Labels

Moon

Tag: moonquake

Labels

moonquake

Tag: morphology

Labels

morphology

Tag: motion

Labels

motion

Tag: mottle

Labels

mottle

Tag: movingclusterparallax

Labels

moving cluster parallax, cluster parallax

Tag: mregion

Labels

m region

Tag: mstar

Labels

M star

Tag: msubdwarf

Labels

M subdwarf

Definition

M subdwarf star

Tag: msubgiant

Labels

M subgiant

Definition

M subgiant star

Tag: msubtract

Tag: msubtraction

Tag: msupergiant

Labels

M supergiant

Definition

M supergiant star

Tag: mt

Labels

meitnerium, Mt

Definition

meitnerium (atomic number 109)

Tag: mtf

Labels

modulation transfer function, MTF

Tag: mtheory

Tag: mullikenband

Tag: multichanneldetector

Labels

multi-channel detector, multichannel detector

Tag: multichannelspectrograph

Labels

multi-channel spectrograph, multi-channel spectrometer, multichannel spectrograph

Tag: multichannelspectrometer

Labels

multi-channel spectrograph, multi-channel spectrometer, multichannel spectrograph

Tag: multicolorphotometry

Labels

multi-color photometry, multicolor photometry

Tag: multifiberspectrograph

Labels

multi-fiber spectrograph

Tag: multiperiodicpulsation

Labels

multi-periodic pulsation, multiperiodic pulsation

Tag: multiperiodicvariablestar

Labels

multi-periodic variable star, multiperiodic variable star

Tag: multiplegalaxy

Labels

multiple galaxy

Tag: multiplemirrortelescope

Labels

multiple mirror telescope, MMT

Tag: multiplestar

Labels

multiple star

Tag: multiplet

Tag: multiplication

Tag: multipoleexpansion

Tag: multislitspectrograph

Labels

multi-slit spectrograph

Tag: multiviewprojection

Tag: munichimagedataanalysissystem

Tag: muon

Labels

muon

Tag: muonneutrino

Tag: n

Labels

nitrogen, N

Definition

nitrogen (atomic number 7)

Tag: na

Labels

sodium, Na

Definition

sodium (atomic number 11)

Tag: nadir

Labels

nadir

Tag: nakedsingularity

Labels

naked singularity

Tag: nano

Tag: narrowbandphotometry

Labels

narrow band photometry

Definition

narrow-band photometry

Tag: nasaextragalacticdatabase

Tag: nasmythfocus

Labels

Nasmyth focus

Tag: nationalaeronauticsandspaceadministration

Tag: nationalairandspacedevelopmentagency

Tag: nationalbureauofstandards

Tag: nationalopticalastronomyobservatory

Tag: nationalradioastronomyobservatory

Tag: nationalsciencefoundation

Tag: naturallinebroadening

Labels

natural line broadening

Tag: naturallinewidth

Labels

natural line width

Tag: naturallogarithm

Tag: naturalsatellite

Tag: nauticalalmanac

Labels

nautical almanac

Tag: navarrofrenkwhiteprofile

Labels

Navarro-Frenk-White profile, NFW, NFW profile, NFW-profile

Definition

Navarro-Frenk-White mass-profile

Tag: navierstokes

Tag: nb

Labels

niobium, Nb

Definition

niobium (atomic number 41)

Tag: nbody

Tag: nbodyproblem

Labels

N-body problem, N body problem, many body problem, many-body problem

Tag: nbodysimulation

Labels

N-body simulation

Tag: ncp

Labels

North Celestial Pole, NCP, N.C.P.

Tag: nd

Labels

neodymium, Nd

Definition

neodymium (atomic number 60)

Tag: ne

Labels

neon, Ne

Definition

neon (atomic number 10)

Tag: nearbydwarf

Labels

nearby dwarf

Definition

nearby dwarf star

Tag: nearbygalaxy

Labels

nearby galaxy

Tag: nearbystar

Labels

nearby star

Tag: nearearthasteroid

Labels

near-Earth asteroid, NEO, near Earth asteroid, near-Earth object

Tag: nearearthobject

Labels

near-Earth asteroid, NEO, near Earth asteroid, near-Earth object

Tag: nearinfraredradiation

Labels

near infrared radiation

Tag: nearultravioletradiation

Labels

near ultraviolet radiation, NUV

Tag: nebula

Labels

nebula

Tag: nebularfilament

Labels

nebular filament

Tag: nebularvariablestar

Tag: negativehion

Labels

negative H ion, H minus ion, H-, H- ion

Definition

negative hydrogen ion

Tag: neighborhood

Labels

neighborhood

Tag: neo

Labels

near-Earth asteroid, NEO, near Earth asteroid, near-Earth object

Tag: neodymium

Labels

neodymium, Nd

Definition

neodymium (atomic number 60)

Tag: neon

Labels

neon, Ne

Definition

neon (atomic number 10)

Tag: nep

Labels

North Ecliptic Pole, NEP, N.E.P.

Tag: neptune

Labels

Neptune

Tag: neptunium

Labels

neptunium, Np

Definition

neptunium (atomic number 93)

Tag: neumannline

Labels

Neumann line

Tag: neutraldensityfilter

Labels

neutral density filter

Tag: neutralgas

Labels

neutral gas

Tag: neutralhydrogen

Labels

H I, neutral hydrogen

Tag: neutrino

Labels

neutrino

Tag: neutrinos

Labels

Neutrinos

Tag: neutron

Labels

neutron

Tag: neutronmass

Tag: neutronstar

Labels

neutron star

Tag: newgeneralcatalogue

Tag: newtonianfocus

Labels

Newtonian focus

Tag: newtoniangravitation

Labels

Newtonian gravitation

Tag: newtoniangravity

Tag: newtoniantelescope

Labels

Newtonian telescope

Tag: newtonsfirstlaw

Tag: newtonslawofmotion

Tag: newtonssecondlaw

Tag: newtonstheoryofgravity

Tag: newtonsthirdlaw

Tag: nfw

Labels

Navarro-Frenk-White profile, NFW, NFW profile, NFW-profile

Definition

Navarro-Frenk-White mass-profile

Tag: nfwprofile

Labels

Navarro-Frenk-White profile, NFW, NFW profile, NFW-profile

Definition

Navarro-Frenk-White mass-profile

Tag: ngalaxy

Labels

N galaxy

Tag: ngp

Labels

North Galactic Pole, NGP, N.G.P.

Tag: ni

Labels

nickel, Ni

Definition

nickel (atomic number 28)

Tag: nickel

Labels

nickel, Ni

Definition

nickel (atomic number 28)

Tag: nightglow

Labels

airglow, dayglow, nightglow

Tag: nightskybackground

Labels

night sky brightness, night sky background

Tag: nightskybrightness

Labels

night sky brightness, night sky background

Tag: nightvision

Labels

night vision

Tag: niobium

Labels

niobium, Nb

Definition

niobium (atomic number 41)

Tag: nitrogen

Labels

nitrogen, N

Definition

nitrogen (atomic number 7)

Tag: nmagnitude

Labels

N magnitude

Tag: no

Labels

nobelium, No

Definition

nobelium (atomic number 102)

Tag: nobelium

Labels

nobelium, No

Definition

nobelium (atomic number 102)

Tag: noctilucentcloud

Labels

noctilucent cloud

Tag: node

Labels

node, line of node

Tag: nodicalmonth

Tag: noise

Labels

noise

Tag: nomenclature

Labels

nomenclature

Tag: nonacceleratingreferenceframe

Tag: nondiscreteparticlecode

Tag: nonequilibriumflow

Labels

non-equilibrium flow, nonequilibrium flow

Tag: nonhomogeneousequation

Tag: noninteger

Tag: nonltetransfer

Labels

non-LTE transfer, nonLTE transfer

Tag: nonmainsequencestar

Labels

non-main sequence star, nonmain_sequence star

Definition

non-main_sequence star

Tag: nonradialpulsation

Labels

non-radial pulsation, nonradial pulsation

Tag: nonrotatingreferenceframe

Tag: nonthermalparticle

Labels

non-thermal particle, nonthermal particle

Tag: nonthermalradiation

Labels

non-thermal radiation, nonthermal radiation

Tag: nonthermalsource

Labels

non-thermal source, nonthermal source

Tag: northcelestialpole

Labels

North Celestial Pole, NCP, N.C.P.

Tag: northeclipticpole

Labels

North Ecliptic Pole, NEP, N.E.P.

Tag: northernhemisphere

Labels

northern hemisphere

Tag: northgalacticpole

Labels

North Galactic Pole, NGP, N.G.P.

Tag: northpoint

Tag: note

Tag: nova

Labels

nova

Labels

classical nova, nova

Tag: novaecataclysmicvariables

Labels

Novae, cataclysmic variables, CV

Tag: novalikevariable

Labels

nova-like variable

Tag: novastar

Tag: novoid

Labels

slow nova, novoid

Tag: np

Labels

neptunium, Np

Definition

neptunium (atomic number 93)

Tag: ns

Labels

Stars: neutron, NS

Tag: nstar

Labels

N star

Tag: nuclearastrophysics

Labels

nuclear astrophysics

Tag: nucleardensity

Tag: nuclearfission

Labels

nuclear fission

Tag: nuclearfusion

Labels

nuclear fusion

Tag: nuclearmagneton

Tag: nuclearphysics

Labels

nuclear physics

Tag: nuclearradiation

Labels

nuclear radiation

Tag: nuclearreaction

Labels

nuclear reaction

Tag: nuclearreactionsnucleosynthesisabundances

Labels

Nuclear reactions, nucleosynthesis, abundances

Tag: nuclearscienceunit

Tag: nucleocosmochronology

Labels

cosmochronology, nucleocosmochronology

Tag: nucleosynthesis

Labels

nucleosynthesis

Tag: nucleusatom

Labels

nucleus atom

Definition

nucleus [atom]

Tag: nucleuscelestialobject

Labels

nucleus celestial object

Definition

nucleus [celestial object]

Tag: number

Tag: numberdensityperunitmass

Tag: numberpercubicmeter

Tag: numeric

Tag: numericalanalysis

Labels

numerical analysis

Tag: numericalintegration

Labels

numerical integration

Tag: numericalmethod

Labels

numerical method

Tag: numericalsimulation

Labels

numerical simulation

Tag: numericsetting

Tag: nutation

Labels

nutation

Tag: nuv

Labels

near ultraviolet radiation, NUV

Tag: o

Labels

oxygen, O

Definition

oxygen (atomic number 8)

Tag: oassociation

Labels

O association, O-association

Tag: obassociation

Labels

OB association

Tag: objective

Labels

objective

Definition

objective [optics]

Tag: objectivegrating

Labels

objective grating

Tag: objectiveprism

Labels

objective prism

Tag: oblateness

Labels

oblateness

Tag: oblatespheroid

Tag: obliqueprojection

Tag: obliquerotator

Labels

oblique rotator

Tag: obliquity

Labels

obliquity of ecliptic, obliquity

Tag: obliquityofecliptic

Labels

obliquity of ecliptic, obliquity

Tag: observation

Labels

observation

Tag: observationalcosmology

Labels

observational cosmology

Tag: observatory

Labels

observatory

Tag: observingtechnique

Labels

observing technique, method of observation

Tag: obstar

Labels

OB star

Tag: obsupergiant

Labels

OB supergiant

Definition

OB supergiant star

Tag: obtuseange

Tag: occamsrazor

Tag: occultation

Labels

occultation

Tag: occultations

Labels

Occultations

Tag: occultingdisk

Labels

occulting disk

Definition

occulting disc UK

Tag: oceanography

Labels

oceanography

Tag: oceantide

Labels

ocean tide

Tag: ocluster

Labels

O cluster

Definition

O-star cluster

Tag: octagon

Tag: octahedron

Tag: odwarf

Labels

O dwarf

Definition

O dwarf star

Tag: oefstar

Labels

Oef star

Tag: oersted

Tag: oestar

Labels

Oe star

Tag: ofstar

Labels

Of star

Tag: ogiant

Labels

O giant

Definition

O giant star

Tag: oh

Labels

hydroxyl radical, OH, OH radical

Tag: ohabsorption

Labels

OH absorption

Tag: ohcloud

Labels

OH cloud

Tag: ohemission

Labels

OH emission

Tag: ohirstar

Labels

OH IR star, OH-IR star

Definition

OH/IR star

Tag: ohline

Labels

OH line

Tag: ohmaser

Labels

OH maser

Tag: ohradical

Labels

hydroxyl radical, OH, OH radical

Tag: ohsource

Labels

OH source

Tag: oiiiline

Tag: oiiline

Tag: oiline

Tag: oivline

Tag: olbersparadox

Tag: oldstar

Labels

old star

Tag: omagnitude

Labels

O magnitude

Tag: omegabaryon

Labels

Omega baryon, Omega(baryon)

Definition

Omega(baryon), the cosmological baryon mass-density fraction

Tag: omegalambda

Labels

Omega Lambda, Omega(Lambda)

Definition

Omega(Lambda), the cosmological vacuum energy density fraction

Tag: omegamass

Labels

Omega mass, Omega(mass)

Definition

omega(mass), the cosmological matter density fraction

Tag: omegamatter

Tag: omeganaught

Tag: omeganeutrino

Tag: omegaparameter

Labels

Omega parameter

Definition

the cosmological density fraction parameter, Omega

Tag: omicroncetistar

Labels

Mira variable star, Miras, omicron Ceti star, zeta Aurigae star

Tag: one-d_shape

Tag: onlinesystem

Labels

on-line system, on line system

Tag: oortcloud

Labels

Oort cloud, Oort comet cloud

Labels

Oort Cloud

Tag: oortcometcloud

Labels

Oort cloud, Oort comet cloud

Tag: oortconstant

Labels

Oort constant

Tag: oortformulae

Labels

Oort formulae, Oort formulas

Tag: oortformulas

Labels

Oort formulae, Oort formulas

Tag: oosterhoffgroup

Labels

Oosterhoff group

Tag: opacity

Labels

opacity

Tag: opencluster

Tag: openclustercatalog

Tag: openclustersandassociationsgeneral

Labels

Open clusters and associations:general

Tag: openstarcluster

Labels

open star cluster

Tag: openstring

Tag: openuniverse

Labels

open universe

Tag: operatingsystem

Tag: operationonmeasurement

Tag: opiktheory

Labels

Opik theory

Tag: opposition

Labels

opposition

Tag: optical

Tag: opticalaberration

Labels

optical aberration, aberration

Definition

aberration of optical image

Tag: opticalburst

Labels

optical burst

Tag: opticalcomponent

Labels

optical component

Tag: opticalcounterparts

Labels

optical identification, optical counterparts

Tag: opticaldepth

Labels

optical depth, optical thickness

Tag: opticaldesign

Labels

optical design

Tag: opticaldoublestar

Labels

optical double star

Definition

apparent optical double star

Tag: opticalequipment

Labels

optical instrument, optical equipment

Tag: opticalfiber

Labels

optical fiber, glass fiber

Tag: opticalfilm

Labels

optical film, film [optical]

Tag: opticalfilter

Labels

optical filter, color filter

Tag: opticalflare

Labels

optical flare

Tag: opticalglass

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optical glass

Tag: opticalidentification

Labels

optical identification, optical counterparts

Tag: opticalinstrument

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optical instrument, optical equipment

Tag: opticalinterferometer

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optical interferometer, stellar interferometer

Tag: opticalinterferometry

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optical interferometry, light interferometry, stellar interferometry

Tag: opticallaw

Tag: opticallyviolentlyvariableobject

Tag: opticalmaterial

Labels

optical material

Tag: opticalobservation

Labels

optical observation

Tag: opticalobservatory

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optical observatory

Tag: opticaloutburst

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optical outburst

Tag: opticalpathlength

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optical pathlength

Tag: opticalposition

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optical position

Tag: opticalproperty

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optical property

Tag: opticalpulsar

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optical pulsar

Tag: opticalradar

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optical radar

Tag: opticalscanners

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optical scanners

Tag: opticalspectrograph

Labels

optical spectrograph, optical spectrometer

Tag: opticalspectrometer

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optical spectrograph, optical spectrometer

Tag: opticalspectroscopy

Labels

optical spectroscopy

Tag: opticalsurface

Labels

optical surface

Tag: opticalsystem

Labels

optical system

Tag: opticaltelescope

Labels

optical telescope

Tag: opticaltesting

Labels

optical testing

Tag: opticalthickness

Labels

optical depth, optical thickness

Tag: opticaltransferfunction

Labels

optical transfer function, OTF

Tag: opticaltransmissionwindow

Labels

optical transmission window

Definition

optical transmission window through the atmosphere

Tag: opticalwaveguide

Labels

optical waveguide

Tag: opticalwindow

Labels

optical window

Definition

optical window [optics]

Tag: optics

Labels

optics

Tag: orbit

Labels

orbit

Tag: orbitalanomaly

Labels

orbital anomaly, apparent anomaly

Definition

orbital_anomaly

Tag: orbitaldynamics

Tag: orbitalelement

Labels

orbital element

Tag: orbitalevolution

Labels

orbital evolution

Tag: orbitalhump

Tag: orbitalmotion

Labels

orbital motion

Tag: orbitalperiod

Tag: orbitaltheory

Labels

orbital theory

Tag: orbitalvelocity

Labels

orbital velocity

Tag: orbitdetermination

Labels

orbit determination

Tag: orbitingobservatory

Labels

space observatory, orbiting observatory

Tag: ordinarydifferentialequation

Tag: organicmatter

Labels

organic matter

Tag: organicmolecule

Labels

organic molecule

Tag: organization

Tag: orientation

Labels

orientation

Tag: origin

Labels

origin

Tag: originoflongitude

Tag: orionpopulationstar

Labels

orion population star

Tag: orrery

Labels

orrery

Tag: orthographicprojection

Tag: orthohydrogen

Labels

orthohydrogen

Tag: orthoscopiceyepiece

Labels

orthoscopic eyepiece

Tag: os

Labels

osmium, Os

Definition

osmium (atomic number 76)

Tag: oscillatinguniverse

Labels

oscillating universe

Tag: oscillation

Labels

oscillation

Tag: oscillatorstrength

Labels

oscillator strength, f value, f-value

Tag: osculatingorbit

Labels

osculating orbit

Tag: osculatoryelement

Labels

osculatory element

Tag: osipkovmerrittmodel

Tag: osmium

Labels

osmium, Os

Definition

osmium (atomic number 76)

Tag: ostar

Labels

O star

Tag: osubdwarf

Labels

O subdwarf

Definition

O subdwarf star

Tag: osupergiant

Labels

O supergiant

Definition

O supergiant star

Tag: otf

Labels

optical transfer function, OTF

Tag: outburst

Labels

outburst

Tag: outdatedbelief

Tag: outerplanet

Labels

outer planet

Tag: outgassing

Labels

outgassing

Tag: overabundance

Labels

overabundance

Tag: overtonefrequency

Labels

overtone frequency, harmonic overtones, overtones

Tag: overtonemode

Labels

overtone mode, overtones

Tag: overtones

Labels

overtone mode, overtones

Labels

overtone frequency, harmonic overtones, overtones

Tag: oviline

Tag: ovline

Tag: oxygen

Labels

oxygen, O

Definition

oxygen (atomic number 8)

Tag: oxygenbband

Tag: oxygenburning

Labels

oxygen burning

Tag: ozonelayer

Labels

ozone layer

Tag: p

Labels

phosphorus, P

Definition

phosphorus (atomic number 15)

Tag: pa

Labels

protactinium, Pa

Definition

protactinium (atomic number 91)

Tag: paalpha

Tag: pairannihilation

Labels

pair annihilation

Tag: pairingenergy

Tag: pairproduction

Labels

pair production

Tag: paleomagnetism

Labels

paleomagnetism

Tag: palladium

Labels

palladium, Pd

Definition

palladium (atomic number 46)

Tag: palomarskysurvey

Tag: parabaloid

Tag: parabola

Tag: parabolicantenna

Labels

parabolic antenna, parabolic antennas

Tag: parabolicantennas

Labels

parabolic antenna, parabolic antennas

Tag: parabolicmirror

Labels

parabolic mirror

Tag: parabolicorbit

Labels

parabolic orbit

Tag: parabolicreflector

Labels

parabolic reflector

Tag: parabolicvelocity

Labels

parabolic velocity

Tag: paradox

Tag: parahydrogen

Labels

parahydrogen

Tag: parallax

Labels

parallax

Labels

annual parallax, heliocentric parallax, parallax

Tag: parallaxsecond

Labels

parsec, parallax second

Tag: parallaxtodistancecode

Tag: parallaxtodistancecode_1

Tag: parallelcomputer

Labels

parallel computer

Tag: parallelogram

Tag: parallelprojection

Tag: parameter

Tag: parametricamplifier

Labels

parametric amplifier

Tag: parity

Tag: parsec

Labels

parsec, parallax second

Tag: partialdifferentialequation

Tag: partialeclipse

Labels

partial eclipse

Tag: particle

Labels

particle

Tag: particleacceleration

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particle acceleration

Tag: particleaccretion

Labels

particle accretion

Tag: particlebeam

Labels

particle beam

Tag: particlecreation

Labels

particle creation

Tag: particledensity

Tag: particledensityunit

Tag: particleescape

Labels

particle escape

Tag: particleinteraction

Labels

particle interaction

Tag: particlemass

Tag: particlemeshnbody

Tag: particleproduction

Labels

particle production