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Concepts

Index

Life at the Vernal Equinox
Location of the First Point of Aries
The Sun, Venus and Mercury
Location of the Galactic Centrepoint
Diagram of the Northern Celestial Pole
Illustration of a Reflection Nebula
Location of the Vernal Equinox
Part of the Hyades in Taurus
Location of the Galactic Nucleus
Image of Titan, a moon of Saturn
Illustration of a Comet
The Northern Ecliptic Pole in Draco
Seeing a Light Year
Location of the Northern Celestial Pole
Relative Galactic Position of the Northern Celestial Pole
Map of the Milky Way Galaxy
Image of a Galaxy
A
A-type StarsArcturian StarsArm, Scutum-Crux
AbbreviationsArea, AngularArm, Spiral
Abell 1656Aries, First Point ofAsterism
Absolute MagnitudeArm, GalacticAsteroid
Absolute TemperatureArm, OrionAsteroid Belt
Absorption NebulaArm, OuterAstronomical Unit
Angular AreaArm, PerseusAU
Apollo GroupArm, SagittariusAutumnal Equinox
Apparent Magnitude
B
B-type StarsBlack DwarfBright Yellow Stars
Barred Spiral GalaxyBlack HoleBrown Dwarf
Bayer DesignationBlue StarsBSC
BinaryBright Star Catalog
C
C-type StarsCelestial Pole, SouthernCluster, Ursa Major
Calcium StarsCelestial SphereCluster, Virgo
Carbon StarsClusterCluster of Galaxies
CBRCluster, ComaComa Cluster
Celestial EquatorCluster, GalacticComet
Celestial MeridianCluster, GlobularConstellations
Celestial PoleCluster, LocalCosmic Background Radiation
Celestial Pole, NorthernCluster, OpenCrater
D
Dark MatterDiameterDwarf
Dark NebulaDrake EquationDwarf Planet
Declination
E
EclipseElliptical GalaxyEquinox
EclipticEmission NebulaEquinox, Autumnal
Ecliptic Pole, NorthernEquator, CelestialEquinox, Vernal
F
F-type StarsFlamsteed NumbersFull Moon
First Point of Aries
G
G-type StarsGalaxiesGenitives
Galactic ArmGalaxy, TheGiant
Galactic ClusterGalaxy ClusterGlobular Cluster
Galactic CoreGalilean MoonsGravity
Galactic NucleusGas GiantsGreen Bank Equation
Galactic Pole, Northern
H
HD CatalogueHenry Draper CatalogueHubble Classification
Hemisphere
I
ICInterstellar MediumISM
Index CatalogueIrregular Galaxy
J
Jovian Planets
K
K-type StarsKelvin ScaleKuiper Belt
L
LifeLocal ClusterLuminosity
Light YearLocal GroupLunar Seas
Limb
M
M-type StarsMain Sequence StarsMessier Catalogue
Magellanic CloudsMariaMilky Way
MagnitudeMassMoons
Magnitude, AbsoluteMeridian, CelestialMultiple Stars
Magnitude, Apparent
N
N-type StarsNebula, ReflectionNorth Polar Sequence
NebulaNEPNorthern Celestial Pole
Nebula, AbsorptionNeutron StarNorthern Ecliptic Pole
Nebula, DarkNew General CatalogueNorthern Galactic Pole
Nebula, EmissionNew MoonNubeculae Magellani
Nebula, PlanetaryNGC
O
O-type StarsOrbitOrange Stars
Open ClusterOrion ArmOuter Arm
Optical Double
P
Pale Yellow StarsPlanetsPrecession
Parallax SecondPlanets, JovianPrecession Circle
ParsecPlanets, TerrestrialProminence
Perseus ArmPopulation IProtoplanet
PhotospherePopulation IIProtostar
Planetary Nebula
R
R-type StarsReflection NebulaRight Ascension
RARetrogradeRings
Red Stars
S
S-type GalaxySolar NebulaSpiral Galaxy
S-type StarsSolar SystemSpring Equinox
Sagittarius ArmSolar WindStar Cluster
SatelliteSolsticeStars
SB-type GalaxySolstice, SummerSubdwarf
Schwarzchild RadiusSolstice, WinterSubgiant
Scutum-Crux ArmSouthern Celestial PoleSummer Solstice
Seas, LunarSouthern Ecliptic PoleSunspot
SEPSpectral ClassificationSupergiant
Sidereal DaySpiral ArmSupernova
Sidereal Period
T
Terrestrial Planets
U
UniverseUrsa Major Cluster
V
Variable StarsVernal EquinoxVirgo Cluster
W
W-type StarsWinter SolsticeWhite Stars
White Dwarf
Y
Yellow Stars (G-type)Yellow Stars (F-type)
Z
Zodiac

Indexes