Concepts

Index

The First Point of Aries
Location of the Vernal Equinox
Relative Galactic Position of the Solar System
The Sun, Venus and Mercury
Location of the Galactic Centrepoint
Illustration of a Red Giant
Image of a Galaxy
Seeing a Light Year
Image of the Summer Solstice
Illustration of a Comet
Diagram of the Northern Celestial Pole
Location of the Northern Celestial Pole
Comparative Size of a Dwarf
A Typical K-type Star
Location of the First Point of Aries
Illustration of a Constellation, Leo
Part of the Hyades in Taurus
A
A-type StarsArcturian StarsArm, Scutum-Crux
AbbreviationsArea, AngularArm, Spiral
Absolute MagnitudeAries, First Point ofAsterism
Absolute TemperatureArm, GalacticAsteroid
Absorption NebulaArm, OrionAsteroid Belt
Angular AreaArm, OuterAstronomical Unit
Apollo GroupArm, PerseusAU
Apparent MagnitudeArm, SagittariusAutumnal Equinox
B
B-type StarsBlack DwarfBright Yellow Stars
Barred Spiral GalaxyBlack HoleBrown Dwarf
Bayer DesignationBlue StarsBSC
BinaryBright Star Catalog
C
C-type StarsCelestial Pole, NorthernCluster, Open
Calcium StarsCelestial Pole, SouthernCluster, Virgo
Carbon StarsCelestial SphereComet
CBRClusterConstellations
Celestial EquatorCluster, GalacticCosmic Background Radiation
Celestial MeridianCluster, GlobularCrater
Celestial PoleCluster, Local
D
Dark MatterDeclinationDrake Equation
Dark NebulaDiameterDwarf
E
EclipseElliptical GalaxyEquinox
EclipticEmission NebulaEquinox, Autumnal
Ecliptic Pole, NorthernEquator, CelestialEquinox, Vernal
F
F-type StarsFlamsteed NumbersFull Moon
First Point of Aries
G
G-type StarsGalactic Pole, NorthernGenitives
Galactic ArmGalaxiesGiant
Galactic ClusterGalaxy, TheGlobular Cluster
Galactic CoreGalilean MoonsGravity
Galactic NucleusGas GiantsGreen Bank Equation
H
HD CatalogHenry Draper CatalogHubble Classification
Hemisphere
I
ICInterstellar MediumISM
Index Catalogue
J
Jovian Planets
K
K-type StarsKelvin Scale
L
LifeLocal ClusterLuminosity
Light YearLocal GroupLunar Seas
Limb
M
M-type StarsMain Sequence StarsMessier Catalogue
MagnitudeMariaMilky Way
Magnitude, AbsoluteMassMoons
Magnitude, ApparentMeridian, CelestialMultiple Stars
N
N-type StarsNebula, PlanetaryNGC
NebulaNebula, ReflectionNorth Polar Sequence
Nebula, AbsorptionNeutron StarNorthern Celestial Pole
Nebula, DarkNew General CatalogueNorthern Ecliptic Pole
Nebula, EmissionNew MoonNorthern Galactic Pole
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 NebulaSpring Equinox
S-type StarsSolar SystemStar Cluster
Sagittarius ArmSolar WindStars
SatelliteSolsticeSubdwarf
SB-type GalaxySolstice, SummerSubgiant
Schwarzchild RadiusSolstice, WinterSummer Solstice
Scutum-Crux ArmSouthern Celestial PoleSunspot
Seas, LunarSpectral ClassificationSupergiant
Sidereal DaySpiral ArmSupernova
Sidereal PeriodSpiral Galaxy
T
Terrestrial Planets
U
Universe
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