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Concepts

Index

Image of a Galaxy
Location of the Galactic Centrepoint
Illustration of a Red Giant
Seeing a Light Year
The First Point of Aries
Location of the Galactic Nucleus
Part of the Hyades in Taurus
Image of a Typical Open Cluster
Relative Galactic Position of the Northern Celestial Pole
The Milky Way
Illustration of a Constellation, Leo
Location of the Northern Celestial Pole
Diagram of the Northern Celestial Pole
Comparative Size of a Dwarf
Image of the Summer Solstice
Life at the Vernal Equinox
Relative Galactic Position of the Solar System
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 Quadrant NQ4Cluster, Ursa Major
Calcium StarsCelestial Quadrant SQ3Cluster, Virgo
Caldwell CatalogueCelestial Quadrant SQ4Cluster of Galaxies
Carbon StarsCelestial SphereComa Cluster
CBRClassical Kuiper Belt ObjectComet
Celestial EquatorClusterConstellation Family
Celestial MeridianCluster, ComaConstellations
Celestial PoleCluster, GalacticCosmic Background Radiation
Celestial Pole, NorthernCluster, GlobularCrater
Celestial Pole, SouthernCluster, LocalCubewano
Celestial QuadrantCluster, Open
D
Dark MatterDiameterDwarf
Dark NebulaDrake EquationDwarf Planet
Declination
E
EccentricityElliptical GalaxyEquinox, Autumnal
EclipseEmission NebulaEquinox, Vernal
EclipticEquator, CelestialExoplanet
Ecliptic Pole, NorthernEquinoxExtrasolar Planet
F
F-type StarsFirst Point of AriesFull Moon
Family, ConstellationFlamsteed Numbers
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 CatalogueHR Catalog
HemisphereHercules FamilyHubble Classification
I
ICInterstellar MediumISM
Index CatalogueIrregular Galaxy
J
Jovian Planets
K
K-type StarsKuiper BeltKuiper Belt, Classical Object
Kelvin Scale
L
Leo I GroupLimbLuminosity
LifeLocal ClusterLunar Seas
Light YearLocal Group
M
M-type StarsMagnitude, ApparentMessier Catalogue
M96 GroupMain Sequence StarsMilky Way
Magellanic CloudsMariaMoons
MagnitudeMassMultiple Stars
Magnitude, AbsoluteMeridian, Celestial
N
N-type StarsNebula, ReflectionNorth Polar Sequence
NebulaNEPNorthern Celestial Pole
Nebula, AbsorptionNeutron StarNorthern Ecliptic Pole
Nebula, DarkNew General CatalogueNorthern Galactic Pole
Nebula, EmissionNew MoonNQ4, Celestial Quadrant
Nebula, PlanetaryNGCNubeculae Magellani
O
O-type StarsOrbitOrion Arm
Open ClusterOrbital EccentricityOrange Stars
Optical DoubleOrbital PeriodOuter Arm
P
Pale Yellow StarsPlanetary NebulaPrecession
Parallax SecondPlanetsPrecession Circle
ParsecPlanets, JovianProminence
PerihelionPlanets, TerrestrialProtoplanet
Perseus ArmPopulation IProtostar
Perseus FamilyPopulation IIPulsating Variable
Photosphere
Q
Quadrant, CelestialQuadrant SQ3Quadrant SQ4
Quadrant NQ4
R
R-type StarsReflection NebulaRight Ascension
RARetrogradeRings
Red Stars
S
S-type GalaxySidereal PeriodSpring Equinox
S-type StarsSolar NebulaSQ3, Celestial Quadrant
Sagittarius ArmSolar SystemSQ4, Celestial Quadrant
SatelliteSolar WindStar Cluster
SB-type GalaxySolsticeStars
Schwarzchild RadiusSolstice, SummerSubdwarf
Scutum-Centaurus ArmSolstice, WinterSubgiant
Scutum-Crux ArmSouthern Celestial PoleSummer Solstice
Seas, LunarSouthern Ecliptic PoleSunspot
Semi-Major AxisSpectral ClassificationSupergiant
SEPSpiral ArmSupernova
Sidereal DaySpiral Galaxy
T
Terrestrial Planets
U
UniverseUrsa Major Cluster
V
Variable StarsVernal EquinoxVirgo Group
Variable Stars, PulsatingVirgo ClusterVirgo I
W
W-type StarsWinter SolsticeWhite Stars
White Dwarf
Y
Yellow Stars (G-type)Yellow Stars (F-type)
Z
Zodiac

Indexes