A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
cadmium      (cadmium)
cadmium (atomic number 48)
 Cd fundamental chemical element
FVH: new (2007-OCT-25)
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
caesium      (caesium)
caesium (atomic number 55)
 Cs ,
cesium 		fundamental chemical element
FVH: new (2007-OCT-25)
 
Ca II emission line      (CaIiEmissionLine)
Ca II emission line
 calcium line ,
emission line ,
metal line 		Wilson-Bappu effect
 
calcium      (calcium)
calcium (atomic number 20)
 Ca fundamental chemical element calcium line
FVH: new (2007-OCT-25)
 
calcium line      (calciumLine)
calcium line
 metal line ,
spectral line 		Ca II emission line ,
H and K line ,
K line 		absorption line ,
calcium
 
calendar      (calendar)
calendar
 Gregorian calendar ,
Julian calendar 		ephemeris ,
time
 
calibration      (calibration)
calibration
 bias calibration ,
dark-current calibration ,
dead-time calibration ,
linearity calibration ,
self-calibration method 		comparison lamp ,
flat field lamp ,
instrument ,
lamp ,
measuring instrument ,
reseaux
combine with other terms
 
californium      (californium)
californium (atomic number 98)
 Cf fundamental chemical element
FVH: new (2007-OCT-25)
 
camera      (camera)
camera
 optical instrument ,
photographic instrument 		Schmidt camera ,
all-sky camera ,
astrographic camera ,
ultraviolet camera ,
webcam 		all-sky photography ,
camera lens ,
coronagraph ,
filter wheel ,
flat field lamp ,
photograph ,
photography ,
shutter ,
ultraviolet photography ,
wide-angle lens
photographic type only here
 
camera lens      (cameraLens)
camera lens
 lens camera
 
canyon      (canyon)
canyon
 surface of celestial body
FVH: new (2007-OCT-3)
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
Cape photometry      (CapePhotometry)
Cape photometry
 UCBV photometry broad band photometry ,
photometric system 		Cape RI photometry ,
Johnson photometry ,
Kapteyn selected area
 
Cape RI photometry      (CapeRiPhotometry)
Cape RI photometry
 broad band photometry Cape photometry ,
Johnson photometry
 
capture      (capture)
capture
 absorption
combine with other terms
 
carbonaceous chondrite      (carbonaceousChondrite)
carbonaceous chondrite
 chondrite
 
carbon burning      (carbonBurning)
carbon burning
 nuclear fusion ,
nucleosynthesis 		carbon ,
carbon flash ,
giant ,
helium burning ,
hydrogen burning ,
nuclear reaction ,
oxygen burning ,
shell burning ,
silicon burning ,
stellar evolution ,
stellar interior
 
carbon      (carbon)
carbon (atomic number 6)
 C fundamental chemical element carbon burning ,
carbon compound ,
carbon nitrogen cycle
FVH: new (2007-OCT-25)
 
carbon compound      (carbonCompound)
carbon compound
 interstellar molecule CS ,
carbon dioxide ,
carbon disulfide ,
carbon monosulfide ,
carbon monoxide ,
cyanoacetylene ,
cyanodiacetylene ,
cyanogen ,
cyanopolyene ,
hydrated carbon 		carbon
 
carbon dioxide      (carbonDioxide)
carbon dioxide
 CO2 ,
CO_2 		carbon compound ,
gas
 
carbon disulfide      (carbonDisulfide)
carbon disulfide
 carbon compound
 
carbon flash      (carbonFlash)
carbon flash
 carbon detonation carbon burning ,
helium flash ,
nuclear fusion ,
red giant tip
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
carbon line      (carbonLine)
carbon line
 metal line ,
spectral line 		C I emission
 
carbon monosulfide      (carbonMonosulfide)
carbon monosulfide
 CS carbon compound
 
carbon monoxide      (carbonMonoxide)
carbon monoxide
 CO carbon compound ,
gas 		Swan band
 
carbon nitrogen cycle      (carbonNitrogenCycle)
carbon nitrogen cycle
 CNO cycle ,
carbon cycle 		hydrogen burning CNO anomaly ,
carbon ,
nitrogen ,
nuclear fusion ,
proton-proton reaction ,
stellar interior
 
carbon star      (carbonStar)
carbon star
 C star late-type giant CH star ,
CN star ,
R star ,
S star ,
Wolf-Rayet star
 
Cassegrain antenna      (CassegrainAntenna)
Cassegrain antenna
 Cassegrain antennas ,
two reflector antennas ,
two-reflector antennas 		antenna ,
radio telescope 		secondary mirror ,
subreflector
 
Cassegrain focus      (CassegrainFocus)
Cassegrain focus
 Cassegrain telescope ,
focus 		Coude focus ,
Nasmyth focus ,
Newtonian focus ,
parabolic antenna ,
prime focus ,
secondary mirror ,
subreflector
 
Cassegrain telescope      (CassegrainTelescope)
Cassegrain telescope
 telescope Cassegrain focus
 
cataclysmic variable star      (cataclysmicVariableStar)
cataclysmic variable star
 CV ,
cataclysmic binary star ,
eruptive variable star 		X-ray binary star ,
close binary star ,
eruptive binary star ,
interacting binary star ,
variable star 		AM Herculis star ,
SX Arietis star ,
UV Persei star ,
dwarf nova ,
nova-like variable ,
classical nova 		eruption ,
low-mass X-ray binary star ,
mass exchange ,
mass-loss ,
optical outburst ,
supernova ,
symbiotic star ,
white dwarf
 
catadioptric system      (catadioptricSystem)
catadioptric system
 optical system Baker-Nunn camera ,
Bouwers telescope ,
Maksutov telescope ,
Schmidt telescope 		corrector plate ,
field corrector ,
lens ,
mirror ,
optical telescope
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
catalog      (catalog)
catalog
 catalogues UK Henry Draper catalog ,
astrographic catalog ,
radio source catalog 		FK catalog system ,
atlas ,
ephemeris ,
finding list ,
fundamental star ,
map ,
nomenclature ,
sky survey ,
survey ,
ultraviolet survey
e.g. radio, star, x ray, etc.; combine with other terms
 
catastrophe theory      (catastropheTheory)
catastrophe theory
 mathematical analysis
 
cathode      (cathode)
cathode
 electrode photocathode photomultiplier tube ,
quantum efficiency ,
thermionic emission
 
catoptric system      (catoptricSystem)
catoptric system
 optical system mirror ,
optical telescope
 
caustic      (caustic)
caustic
 caustic crossing ,
cusp crossing ,
gravitational lensing
FVH: new (2007-OCT-8)
 
caustic crossing      (causticCrossing)
caustic crossing
 caustic ,
cusp crossing ,
cusp ,
gravitational lensing
FVH: new (2007-OCT-8)
 
CCD detector      (CcdDetector)
CCD detector
 CCD camera multi-channel detector ,
two-dimensional detector 		CCD observation ,
CCD photometry ,
bias calibration ,
charge-coupled device ,
dark-current calibration ,
photometer ,
television detector
 
CCD observation      (CcdObservation)
CCD observation
 observation CCD detector ,
CCD photometry ,
charge-coupled device
 
CCD photometry      (CcdPhotometry)
CCD photometry
 photometry broad band photometry ,
medium band photometry ,
narrow band photometry 		CCD detector ,
CCD observation ,
charge-coupled device ,
photoelectric photometry ,
photographic photometry
 
cD galaxy      (cDGalaxy)
cD galaxy (compact D galaxy in the Yerkes classification scheme)
 D galaxy ,
elliptical galaxy ,
giant galaxy ,
massive galaxy 		Yerkes classification ,
galaxy cluster ,
giant radio galaxy ,
nucleus celestial object
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
celestial coordinate system      (celestialCoordinateSystem)
celestial coordinate system
 coordinate system Galactic coordinate system ,
ecliptic coordinate system ,
equatorial coordinate system ,
supergalactic coordinate system
FVH: new (2007-NOV-2)
 
celestial equator      (celestialEquator)
celestial equator
 equatorial coordinate system Declination ,
Right Ascension ,
celestial pole ,
celestial sphere ,
equator correction ,
equator determination ,
equator position ,
equinox ,
obliquity of ecliptic
 
celestial mechanics      (celestialMechanics)
celestial mechanics
 scientific field Keplerian orbit ,
Lagrangian point ,
N-body problem ,
angular velocity ,
astrodynamics ,
astrometry ,
astronomical constant ,
gravitation ,
gravitational wave ,
lunar theory ,
orbital element ,
orbital evolution ,
orbital motion ,
orbital theory ,
orbit ,
osculatory element ,
perturbation ,
perturbation theory ,
planetary alignment ,
planetary theory ,
precession ,
three-body problem ,
two-body problem
 
celestial pole      (celestialPole)
celestial pole
 equatorial coordinate system ,
pole 		North Celestial Pole ,
South Celestial Pole 		celestial equator ,
celestial sphere ,
equator ,
polar axis
 
celestial sphere      (celestialSphere)
celestial sphere
 celestial equator ,
celestial pole ,
horizon ,
meridian ,
zenith
 
celsius temperature scale      (celsiusTemperatureScale)
Celsius temperature scale
 temperature scale Kelvin ,
absolute temperature scale ,
temperature
 
center      (center)
center
combine with other terms
 
center of mass      (centerOfMass)
center of mass
 orbital element binary star ,
pericenter ,
planet
 
central star      (centralStar)
central star
 star planetary nebula
 
centrifugal force      (centrifugalForce)
centrifugal force
 force centripetal force
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
centripetal force      (centripetalForce)
centripetal force
 force centrifugal force
 
Cepheid      (Cepheid)
Cepheid
 Cepheid variable star ,
bump Cepheid ,
classical Cepheid ,
delta Cephei star 		pulsating variable star double-mode Cepheid ,
young disk Cepheid 		Baade-Wesselink method ,
BL Herculis star ,
Cepheid distance ,
He II ionization zone ,
RR Lyrae star ,
W Virginis star ,
dwarf Cepheid ,
instability strip ,
kappa mechanism ,
period-age relation ,
period-color relation ,
period-luminosity-color relation ,
period-luminosity relation ,
period-radius relation ,
period-spectrum relation ,
radial pulsation ,
radius-luminosity relation
most commonly used term
 
Cepheid distance      (CepheidDistance)
Cepheid distance
 distance measurement Cepheid
ES: new (2007-OCT-8)
 
Cerenkov counter      (CerenkovCounter)
Cerenkov counter
 Cherenkov counter scintillation counter Cerenkov radiation ,
cosmic ray
American spelling
 
Cerenkov radiation      (CerenkovRadiation)
Cerenkov radiation
 Cerenkov effect electromagnetic radiation ,
radiation 		Cerenkov counter ,
cosmic ray ,
gamma-ray radiation ,
nuclear radiation ,
radiation mechanism ,
ultraviolet radiation
American spelling
 
Ceres      (Ceres)
Ceres
 dwarf planet Solar System
FVH: new (2007-OCT-2)
 
cerium      (cerium)
cerium (atomic number 58)
 Ce fundamental chemical element ,
rare earth
FVH: new (2007-OCT-25)
 
Chandler wobble      (ChandlerWobble)
Chandler wobble
 polar wandering Earth rotation ,
latitude determination ,
latitude variation ,
polar motion
 
Chandrasekhar mass      (ChandrasekharMass)
Chandrasekhar limit
Chandrasekhar limit; the mass-limit for a degenerate stellar object
 mass gravitational collapse ,
hydrogen burning ,
mass-radius relation ,
stellar interior ,
white dwarf
 
Chandrasekhar-Schoenberg limit      (ChandrasekharSchoenbergLimit)
Chandrasekhar-Schoenberg limit; the mass-limit for an isothermal stellar core
 Chandrasekhar-Schonberg limit ,
Schoenberg-Chandrasekhar limit ,
Schonberg-Chandrasekhar limit 		mass gravitational collapse ,
hydrogen burning ,
mass-radius relation ,
stellar interior
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
charge-coupled device      (chargeCoupledDevice)
charge-coupled device
 CCD ,
charge coupled device 		photoelectronic device ,
semiconductor device 		CCD detector ,
CCD observation ,
CCD photometry ,
detector ,
multi-channel detector ,
quantum efficiency ,
read out noise ,
two-dimensional detector
FVH: added RT READ_OUT_NOISE (2007-SEP-21)
use abbreviated form (CCD) when combined with other terms
 
charge-injection device      (chargeInjectionDevice)
charge-injection device
 CID ,
charge injection device 		photoelectronic device ,
semiconductor device 		detector ,
two-dimensional detector
 
charge-transfer device      (chargeTransferDevice)
charge-transfer device
 CCD ,
charge transfer device 		photoelectronic device ,
semiconductor device 		detector ,
two-dimensional detector
 
chemical composition      (chemicalComposition)
chemical composition
 abundance ,
peculiar star
 
chemical element      (chemicalElement)
chemical element
 fundamental chemical element ,
heavy element ,
isotope ,
trace element 		abundance ,
atom ,
curve of growth ,
element formation ,
metal abundance ,
origin
see appendix
 
chemical evolution      (chemicalEvolution)
chemical evolution
 enrichment abundance ,
stellar evolution
 
chemiluminescence      (chemiluminescence)
chemiluminescence
 luminescence light emission
 
chemistry      (chemistry)
chemistry
 scientific field cosmochemistry
 
chlorine      (chlorine)
chlorine (atomic number 17)
 Cl fundamental chemical element
FVH: new (2007-OCT-25)
 
chondrite      (chondrite)
chondrite
 meteorite achondrite ,
carbonaceous chondrite ,
chondrules 		australite ,
bediasite ,
moldavite
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
chondrules      (chondrules)
chondrules
 chondrite
 
chromatic aberration      (chromaticAberration)
chromatic aberration
 optical aberration astigmatism ,
comatic aberration ,
distortion ,
field curvature ,
optical system ,
spherical aberration
 
chromium      (chromium)
chromium (atomic number 24)
 Cr fundamental chemical element
FVH: new (2007-OCT-25)
 
chromosphere      (chromosphere)
chromosphere
 Sun ,
coronal loop ,
facula ,
fibrill ,
flash spectrum ,
macro spicule ,
mottle ,
photosphere ,
plage ,
prominence ,
quiescent prominence ,
solar atmosphere ,
solar filament ,
spicule ,
stellar atmosphere ,
stellar wind ,
transition region
 
chronometer      (chronometer)
chronometer
 chronograph clock ,
measuring instrument 		time
 
CH star      (ChStar)
CH star
 giant carbon star
 
C I emission      (CIEmission)
C I emission
 carbon line ,
emission spectrum
 
C II region      (CIiRegion)
C II region
 interstellar matter dark cloud
 
circular orbit      (circularOrbit)
circular orbit
 elliptical orbit hyperbolic orbit ,
orbital motion ,
parabolic orbit
 
circular polarization      (circularPolarization)
circular polarization
 circular polarisation UK light polarization plane polarization ,
quarter wave plate
FVH: added RT QUARTER_WAVE_PLATES (2007-SEP-21)
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
circumplanetary matter      (circumplanetaryMatter)
circumplanetary matter
 matter circumstellar matter
 
circumstellar disk      (circumstellarDisk)
circumstellar discs UK
circumstellar disk
 disk ,
rotating body 		accretion disk ,
circumstellar gas ,
circumstellar matter ,
mass-loss ,
torus
 
circumstellar dust      (circumstellarDust)
circumstellar dust
 circumstellar grain ,
circumstellar matter 		R Coronae Borealis star ,
circumstellar gas ,
cocoon star ,
dust shell
 
circumstellar envelope      (circumstellarEnvelope)
circumstellar envelope
 stellar envelope circumstellar matter expanding envelope Wolf-Rayet star ,
circumstellar gas ,
circumstellar shell ,
mass-loss
 
circumstellar gas      (circumstellarGas)
circumstellar gas
 circumstellar matter circumstellar disk ,
circumstellar dust ,
circumstellar envelope ,
circumstellar grain ,
circumstellar shell
 
circumstellar grain      (circumstellarGrain)
circumstellar grain
 circumstellar matter circumstellar dust R Coronae Borealis star ,
circumstellar gas
 
circumstellar matter      (circumstellarMatter)
circumstellar matter
 circumstellar cloud ,
stellar envelope 		matter circumstellar dust ,
circumstellar envelope ,
circumstellar gas ,
circumstellar grain 		circumstellar disk ,
bipolar outflow ,
circumplanetary matter ,
circumstellar disk ,
circumstellar shell ,
corona ,
expanding envelope ,
gravitating disk ,
interplanetary matter ,
interstellar matter ,
mass-loss
 
circumstellar shell      (circumstellarShell)
circumstellar shell
 stellar envelope shell dust shell ,
rotating shell 		Be star ,
circumstellar envelope ,
circumstellar gas ,
circumstellar matter ,
extreme carbon star ,
mass-loss ,
shell star ,
stellar wind
 
civil time      (civilTime)
civil time
 time Universal Time ,
ephemeris time ,
mean solar time ,
sidereal time
 
classical nova      (classicalNova)
classical nova
 nova cataclysmic variable star ,
nova
FVH: new (2007-NOV-15)
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
classical T Tauri star      (classicalTTauriStar)
classical T Tauri star
 CTTS T Tauri star
FVH: new (2007-SEP-24)
 
classification      (classification)
classification
 luminosity classification ,
spectral classification 		morphology ,
nomenclature ,
taxonomy
combine with other terms
 
clean method      (cleanMethod)
clean method
 data processing ,
image processing ,
image reconstruction ,
radio astronomy
 
clock      (clock)
clock
 measuring instrument ,
timing equipment 		atomic clock ,
chronometer 		time ,
time standard
 
close binary star      (closeBinaryStar)
close binary star
 binary star Z Andromedae star ,
beta Lyrae star ,
cataclysmic variable star ,
ellipsoidal variable star ,
semi-detached binary star 		Roche limit ,
Roche lobe ,
X-ray bright point ,
accretion disk ,
contact binary star ,
synchronous rotation ,
tidal friction
 
closed universe      (closedUniverse)
closed universe
 cosmology Big Bang theory ,
open universe ,
steady-state theory
 
close encounter      (closeEncounter)
close encounter
 stellar dynamics
 
cloud      (cloud)
cloud
 collapsing cloud ,
dust cloud ,
gas cloud ,
high-velocity cloud ,
noctilucent cloud ,
plasma cloud 		Earth atmosphere ,
cloud monitor
combine with other terms
 
cloud monitor      (cloudMonitor)
cloud monitor
 all-sky camera Earth atmosphere ,
cloud
FVH: new (2007-SEP-21)
 
clumping      (clumping)
clumping
combine with other terms
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
cluster      (cluster)
cluster
 galaxy cluster ,
protocluster ,
star cluster
 
clustering      (clustering)
clustering
 galaxy cluster ,
star cluster
combine with other terms
 
CNO anomaly      (CnoAnomaly)
CNO anomaly
 anomaly abundance ,
abundance ratio ,
carbon nitrogen cycle ,
metal abundance
 
CN star      (CnStar)
cn star
 giant carbon star
carbon-nitrogen star
 
coating      (coating)
coating
 aluminum coating ,
antireflection coating ,
silver coating 		lens ,
mirror ,
thin film ,
vapor deposition
combine with other terms
 
cobalt      (cobalt)
cobalt (atomic number 27)
 Co fundamental chemical element magnetic star
FVH: new (2007-OCT-25)
 
cocoon star      (cocoonStar)
cocoon star
 infrared source circumstellar dust
 
coelostat      (coelostat)
coelostat
 reflecting telescope heliostat drive ,
siderostat ,
telescope mounting
 
coherence      (coherence)
coherence
 light coherence laser ,
maser
combine with other terms
 
cold Dark Matter      (coldDarkMatter)
cold Dark Matter
 Dark Matter Dark Energy ,
baryonic Dark Matter ,
cosmology
FVH: added RT DARK_ENERGY (2007-SEP-21)
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
collapse      (collapse)
collapse
 gravitational collapse
combine with other terms
 
collapsed star      (collapsedStar)
collapsed star
 collapsed object ,
collapsing star 		star black hole ,
neutron star ,
pulsar ,
stellar black hole 		degenerate star ,
stellar evolution ,
white dwarf
 
collapsing cloud      (collapsingCloud)
collapsing cloud
 cloud protoplanetary nebula protocluster ,
protogalaxy ,
protostar
 
collimation      (collimation)
collimation
 adjustment ,
alignment optics ,
correction ,
optics ,
orientation
 
collimator      (collimator)
collimator
 beam waveguide ,
lens ,
mirror ,
optical instrument
 
collisional excitation      (collisionalExcitation)
collisional excitation
 collision process collision broadening ,
collision spectroscopy ,
collision strength ,
ionized gas ,
ion ,
spectroscopy
 
collisional plasma      (collisionalPlasma)
collisional plasma
 plasma collision process ,
ion ,
shock
 
collision broadening      (collisionBroadening)
collision broadening
 collision process ,
line broadening 		collision spectroscopy ,
collision strength ,
collisional excitation ,
spectroscopic analysis
 
collision      (collision)
collision
 galaxy ,
meteorite ,
planet
combine with other terms
 
collision process      (collisionProcess)
collision process
 collision broadening ,
collisional excitation 		collision strength ,
collisional plasma
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
collision spectroscopy      (collisionSpectroscopy)
collision spectroscopy
 spectroscopy collision broadening ,
collision strength ,
collisional excitation
 
collision strength      (collisionStrength)
collision strength
 collision broadening ,
collision process ,
collision spectroscopy ,
collisional excitation
 
color      (color)
color
 optical property color equation ,
color excess ,
color-luminosity relation ,
color-magnitude relation ,
color photography ,
color-redshift relation ,
colorimetry ,
electromagnetic radiation ,
photometry ,
spectrophotometry ,
temperature ,
visible radiation
 
color equation      (colorEquation)
color equation
 color ,
photometry
 
color excess      (colorExcess)
color excess
 color ,
interstellar reddening ,
photometry
 
colorimetry      (colorimetry)
colorimetry
 color
 
color index      (colorIndex)
color index
 intrinsic color ,
photometry ,
two-color diagram
 
color-luminosity relation      (colorLuminosityRelation)
color-luminosity relation
 color luminosity relation Hertzsprung-Russell diagram ,
color ,
photometry
 
color-magnitude relation      (colorMagnitudeRelation)
color-magnitude relation
 c m diagram ,
c m relation ,
c-m diagram ,
c-m relation ,
color magnitude relation ,
color-magnitude diagram 		Hertzsprung-Russell diagram ,
color ,
photometry
 
color photography      (colorPhotography)
color photography
 photography color
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
color-redshift relation      (colorRedshiftRelation)
color-redshift relation
 color redshift relation color ,
cosmology ,
observational cosmology
 
color vision      (colorVision)
color vision
 vision dark adaption
 
coma      (coma)
coma
 comet ,
galaxy
 
comatic aberration      (comaticAberration)
comatic aberration (coma)
 coma optical aberration astigmatism ,
chromatic aberration ,
distortion ,
field curvature ,
optical system ,
spherical aberration
FVH: renamed after general conversion to singular (2007-11-27)
 
cometary globule      (cometaryGlobule)
cometary globule
 dark nebula ,
globule ,
interstellar matter 		Bok globule ,
H II region ,
protostar ,
star formation
FVH: new (2007-SEP-21)
 
comet      (comet)
comet
 rotating body Kreutz sungrazer ,
aperiodic comet ,
long period comet ,
periodic comet 		Oort cloud ,
Solar System ,
coma ,
dirty snowball theory ,
dust ,
envelope ,
halo ,
interplanetary matter ,
jet ,
meteor stream ,
meteorite ,
meteoroid dust cloud ,
meteoroid ,
nucleus celestial object ,
parabolic orbit ,
streamer ,
tail
named comet not included
 
compact galaxy      (compactGalaxy)
compact galaxy
 peculiar galaxy N galaxy BL Lacertae object ,
active galaxy ,
quasar
 
compact H II region      (compactHIiRegion)
compact H II region
 H II region
 
compact nebula      (compactNebula)
compact nebula
 nebula
 
compact nucleus      (compactNucleus)
compact nucleus
 galactic nucleus ,
nucleus celestial object 		Seyfert nucleus Seyfert galaxy ,
active galactic nucleus ,
compact source
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
compact object      (compactObject)
compact object
 BL Lacertae object ,
black hole ,
compact source ,
neutron star ,
white dwarf
 
compact source      (compactSource)
compact source
 compact object ,
radio source ,
source 		compact nucleus ,
radio structure
 
companion galaxy      (companionGalaxy)
companion galaxy
 galaxy double galaxy ,
galaxy group
 
companion star      (companionStar)
companion star
 star primary star ,
secondary star ,
tertiary star 		binary star ,
multiple star
 
comparison      (comparison)
comparison
combine with other terms
 
comparison lamp      (comparisonLamp)
comparison lamp
 lamp calibration ,
spectrograph
FVH: new (2007-SEP-21)
 
comparison star      (comparisonStar)
comparison star
 standard star variable star
 
component      (component)
component
combine with other terms
 
composite particle      (compositeParticle)
composite particle
 boson alpha particle ,
ion ,
radical
 
composition      (composition)
composition
 planet
combine with other terms
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
Compton effect      (ComptonEffect)
Compton effect
 X-ray scattering ,
electron ,
radiation scattering
 
Compton scattering      (ComptonScattering)
Compton scattering
 light scattering ,
radiation scattering ,
scattering 		Thomson scattering Rayleigh scattering ,
electron ,
inverse Compton scattering
 
computer application      (computerApplication)
computer application
 computing computer simulation
 
computer      (computer)
computer
 array processor ,
microprocessor ,
parallel computer 		computing ,
control system ,
data center ,
data processing ,
data reduction ,
data storage ,
peripheral
 
computer model      (computerModel)
computer model
 computing ,
model 		computer program ,
computer simulation ,
mathematical model ,
numerical simulation
 
computer program      (computerProgram)
computer program
 computing computer model ,
computer simulation ,
data processing
 
computer simulation      (computerSimulation)
computer simulation
 computer application ,
simulation 		computer model ,
computer program
 
computing      (computing)
computing
 computer application ,
computer model ,
computer program ,
data processing ,
data retrieval ,
data storage ,
database 		computer
 
condensation      (condensation)
condensation
combine with other terms
 
conduction      (conduction)
conduction
 energy-transfer ,
thermal conductivity
combine with other terms
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
conjunction      (conjunction)
conjunction
 opposition ,
quadrature ,
synodic period ,
syzygy
refers to planet position
 
constant      (constant)
constant
 astronomical constant ,
cosmological parameter ,
physical constant
FVH: more physical hierarchy (2007-OCT-11)
 
constellation      (constellation)
constellation
 astrology ,
zodiac
see appendix
 
contact binary star      (contactBinaryStar)
contact binary star
 binary star beta Lyrae star ,
ellipsoidal variable star 		close binary star ,
eclipsing binary star ,
equipotential surface ,
mass exchange
 
continental drift      (continentalDrift)
continental drift
 continent ,
geomagnetism ,
geophysics ,
paleomagnetism
 
continent      (continent)
continent
 Earth ,
continental drift
 
continuous spectrum      (continuousSpectrum)
continuous spectrum
 spectrum light emission ,
spectroscopic analysis ,
spectroscopy ,
visible spectrum
 
continuum radiation      (continuumRadiation)
continuum radiation
 electromagnetic radiation ,
radiation 		X-ray continuum ,
ultraviolet continuum 		contiuum ,
photosphere
 
contiuum      (contiuum)
contiuum
 continuum radiation ,
spectrum
combine with other terms
 
contour map      (contourMap)
contour map
 map isophot ,
radio structure
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
contraction      (contraction)
contraction
combine with other terms
 
contrast      (contrast)
contrast
combine with other terms
 
control system      (controlSystem)
control system
 autoguider ,
remote control system 		computer ,
drive ,
guide system ,
microprocessor ,
pointing accuracy ,
pointing error ,
quadrant detector ,
telescope instrument ,
telescope ,
tracking
 
convection      (convection)
convection
 Hayashi track ,
Rayleigh number ,
convective envelope ,
convective shell ,
convective zone ,
dredge up ,
energy-transfer ,
envelope ,
granulation ,
line broadening ,
mass-transfer ,
thermal instability ,
thermal structure ,
turbulence Earth atmosphere ,
turbulence star atmosphere
 
convective envelope      (convectiveEnvelope)
convective envelope
 convection
 
convective shell      (convectiveShell)
convective shell
 shell convection
 
convective zone      (convectiveZone)
convective zone
 convection
 
cooling      (cooling)
cooling
combine with other terms
 
cooling flow      (coolingFlow)
cooling flow
 accretion disk ,
galaxy ,
star formation
 
coordinated Universal Time      (coordinatedUniversalTime)
coordinated Universal Time
 UTC Universal Time UT1
FVH: new (2007-OCT-3)
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
coordinate system      (coordinateSystem)
coordinate system
 celestial coordinate system ,
horizon coordinate system ,
inertial coordinate system 		aberration ,
astrometry ,
heliocentric correction ,
position ,
reference frame ,
reference system ,
spherical coordinate ,
true position
coordinate not included
planet and satellite surface
 
copper      (copper)
copper (atomic number 29)
 Cu fundamental chemical element
FVH: new (2007-OCT-25)
 
core      (core)
core
 Earth ,
planet ,
stellar interior
combine with other terms
 
corona      (corona)
corona
 coronas E corona ,
F corona ,
K corona ,
coronal hole ,
coronal line ,
coronal loop ,
coronal plume ,
solar corona 		circumstellar matter ,
halo ,
ionization ,
mass-loss ,
stellar atmosphere
 
coronagraph      (coronagraph)
coronagraph
 instrument ,
optical instrument 		camera ,
solar corona ,
solar observatory ,
spectroheliograph
 
coronal dimming      (coronalDimming)
solar coronal dimming
 solar corona
FVH: new (2007-OCT-29)
 
coronal hole      (coronalHole)
coronal hole
 corona solar corona ,
solar wind
 
coronal line      (coronalLine)
coronal line
 corona ,
emission line 		solar corona
 
coronal loop      (coronalLoop)
coronal loop
 corona chromosphere ,
solar activity ,
solar corona
 
coronal mass ejection      (coronalMassEjection)
coronal mass ejection
 CME mass-loss corpuscular emission ,
solar corona
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
coronal plume      (coronalPlume)
coronal plume
 corona solar corona
 
coronal transient      (coronalTransient)
coronal transient
 solar corona
 
coronal wave      (coronalWave)
solar coronal wave
 Alfven wave solar corona
FVH: new (2007-OCT-29)
 
corpuscular emission      (corpuscularEmission)
corpuscular emission
 coronal mass ejection
 
correction      (correction)
correction
 adjustment ,
alignment optics ,
collimation ,
error ,
selection effect
combine with other terms
 
corrector plate      (correctorPlate)
corrector plate
 lens ,
optical component 		Schmidt camera ,
Schmidt telescope ,
catadioptric system ,
field corrector
 
correlation      (correlation)
correlation
 auto-correlation ,
cross-correlation ,
interferometric correlation ,
luminosity-dispersion relation 		interferometry ,
receiver
FVH: new (2007-NOV-1)
 
cosmic abundance      (cosmicAbundance)
cosmic abundance
 abundance cosmology
 
cosmic background radiation      (cosmicBackgroundRadiation)
cosmic background radiation
 background radiation
 
cosmic      (cosmic)
cosmic
combine with other terms
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
cosmic electrodynamics      (cosmicElectrodynamics)
cosmic electrodynamics
 electrodynamics ,
electromagnetic theory 		magnetohydrodynamics
 
cosmic noise      (cosmicNoise)
cosmic noise
 noise ,
radio interference 		microwave background background noise ,
background radiation ,
microwave emission ,
radio background
 
cosmic ray astronomy      (cosmicRayAstronomy)
cosmic ray astronomy
 astronomy balloon-borne instrument ,
high-energy astrophysics ,
rocket-borne instrument ,
satellite-borne instrument
 
cosmic ray      (cosmicRay)
cosmic ray
 cosmic radiation ,
primary cosmic ray 		background radiation ,
high-energy radiation ,
radiation 		Galactic cosmic ray Cerenkov counter ,
Cerenkov radiation ,
cosmic ray shower ,
cosmic ray source ,
forbush effect ,
inverse Compton effect ,
secondary cosmic ray
 
cosmic ray shower      (cosmicRayShower)
cosmic ray shower
 air shower ,
auger shower 		cosmic ray ,
phosphorescent scintillation ,
secondary cosmic ray
 
cosmic ray source      (cosmicRaySource)
cosmic ray source
 source cosmic ray
 
cosmic string      (cosmicString)
cosmic string
 string cosmology ,
intergalactic matter ,
interstellar matter ,
large scale structure
 
cosmic year      (cosmicYear)
cosmic year
 year Galactic rotation
 
cosmochemistry      (cosmochemistry)
cosmochemistry
 astrochemistry ,
cosmic chemistry 		chemistry astrobiology ,
cosmology ,
interstellar molecule ,
molecular astrophysics
 
cosmochronology      (cosmochronology)
cosmochronology
 nucleocosmochronology age ,
cosmology ,
nuclear fission
ES: new (2007-OCT-8)
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
cosmogony      (cosmogony)
cosmogony
 astronomy relativity cosmology ,
protocluster ,
protogalaxy ,
protoplanetary nebula ,
universe
 
cosmological constant      (cosmologicalConstant)
cosmological constant
 Lambda cosmological parameter Dark Energy ,
Omega Lambda ,
cosmology
FVH: added ALT lambda (2007-SEP-21)
 
cosmological distance scale      (cosmologicalDistanceScale)
cosmological distance scale
 distance scale Hubble constant ,
cosmological parameter ,
deceleration parameter ,
observational cosmology ,
redshift ,
redshift distance relation ,
redshift magnitude relation
 
cosmological model      (cosmologicalModel)
cosmological model
see under cosmology
 
cosmological parameter      (cosmologicalParameter)
cosmological parameter/constant
 constant Hubble constant ,
Omega parameter ,
cosmological constant ,
deceleration parameter ,
sigma8 		cosmological distance scale ,
cosmology
FVH: new (2007-SEP-21)
FVH: renamed *_parameter, since some of them aren't necessarily constant (2007-OCT-26)
 
cosmology      (cosmology)
cosmology
 astronomy Bianchi cosmology ,
Big Bang theory ,
Einstein universe ,
Friedmann universe ,
Goedel universe ,
Lemaitre universe ,
closed universe ,
de Sitter universe ,
dirac cosmology ,
expanding universe ,
hierarchical cosmology ,
inflationary universe ,
open universe ,
oscillating universe ,
primordial fireball ,
quantum cosmology ,
relativistic cosmology ,
steady-state theory 		Dark Energy ,
Dark Matter ,
Hubble constant ,
Hubble diagram ,
Hubble law ,
Hubble radius ,
Hubble time ,
Omega parameter ,
Tully-Fisher relation ,
Type Ia supernova ,
anthropic principle ,
astrophysics ,
cold Dark Matter ,
color-redshift relation ,
cosmic abundance ,
cosmic string ,
cosmochemistry ,
cosmochronology ,
cosmogony ,
cosmological constant ,
cosmological parameter ,
early universe ,
galaxy count ,
galaxy distribution ,
galaxy evolution ,
general theory of relativity ,
large scale structure ,
microwave background ,
missing mass ,
protocluster ,
protogalaxy ,
redshift ,
redshift distance relation ,
redshift magnitude relation ,
relativistic astrophysics ,
relativistic velocity ,
space-time curvature ,
stellar evolution ,
universe ,
white hole
FVH: added RT DARK_ENERGY, RT LARGE_SCALE_STRUCTURE (2007-SEP-21)
 
Coude focus      (CoudeFocus)
Coude focus
 focus Cassegrain focus ,
Nasmyth focus ,
Newtonian focus ,
prime focus
 
Coude spectrograph      (CoudeSpectrograph)
Coude spectrograph
 spectrograph high-resolution spectrum ,
high-resolution spectrosopy
 
Coude spectrum      (CoudeSpectrum)
Coude spectrum
 high-resolution spectrum echelle spectrograph
 
counter      (counter)
counter
 count measuring instrument scintillation counter counting ,
data acquisition ,
photon counting system
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
counting      (counting)
counting
 count counter ,
data acquisition
 
coupling      (coupling)
coupling
combine with other terms
 
crater      (crater)
crater
 impact crater Earth ,
Moon ,
basin ,
ejecta ,
meteor ,
planet ,
volcano
combine with other terms
 
cross-correlation      (crossCorrelation)
cross-correlation
 cross correlation correlation auto-correlation ,
data processing ,
interferometric correlation
 
crustal dynamics      (crustalDynamics)
crustal dynamics
 Moon ,
crust ,
mantle
 
crust      (crust)
crust
 Earth ,
Moon ,
crustal dynamics ,
mantle ,
planet
combine with other terms
 
cryogenics      (cryogenics)
cryogenics
 cryostat ,
outgassing ,
temperature control
 
cryostat      (cryostat)
cryostat
 cryogenics ,
temperature control
 
CS      (Cs)
CS molecule
 carbon compound ,
hydrocarbon ,
interstellar molecule
FVH: new (2007-OCT-2)
 
curium      (curium)
curium (atomic number 96)
 Cm fundamental chemical element
FVH: new (2007-OCT-25)
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
current      (current)
current
 antenna ,
current sheet ,
electric current
combine with other terms
 
current sheet      (currentSheet)
current sheet
 antenna ,
current ,
electric current
 
curve of growth      (curveOfGrowth)
curve of growth
 abundance ,
chemical element
 
cusp crossing      (cuspCrossing)
cusp crossing
 caustic crossing ,
caustic ,
cusp ,
gravitational lensing
FVH: new (2007-OCT-8)
 
cusp      (cusp)
cusp
 caustic crossing ,
cusp crossing ,
gravitational lensing
FVH: new (2007-OCT-8)
 
cyanoacetylene      (cyanoacetylene)
cyanoacetylene
 carbon compound
 
cyanodiacetylene      (cyanodiacetylene)
cyanodiacetylene
 carbon compound
 
cyanogen      (cyanogen)
cyanogen
 CN carbon compound
 
cyanogen line      (cyanogenLine)
cyanogen line
 spectral line absorption line
 
cyanopolyene      (cyanopolyene)
cyanopolyene
 carbon compound
FVH: corrected spelling (2007-OCT-2)
 
  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Descriptionaltbroadernarrowerrelated
cycle      (cycle)
cycle
 period
 
cyclotron radiation      (cyclotronRadiation)
cyclotron radiation
 electromagnetic radiation ,
radiation ,
synchrotron radiation 		radiation mechanism
 
Mon Jun 2 18:20:55 2008