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Concepts

Index

Relative Galactic Position of the Solar System
The Sky at the Northern Celestial Pole
The Sun, Venus and Mercury
Part of the Hyades in Taurus
Diagram of the Northern Celestial Pole
Illustration of a Comet
Location of the First Point of Aries
Location of the Galactic Nucleus
Location of the Galactic Centrepoint
Location of the Northern Celestial Pole
A Typical K-type Star
Illustration of a Reflection Nebula
The Northern Ecliptic Pole in Draco
Comparative Size of a Dwarf
Seeing a Light Year
Image of the Summer Solstice
Illustration of a Constellation, Leo
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
Carbon StarsCelestial SphereCluster of Galaxies
CBRClassical Kuiper Belt ObjectComa Cluster
Celestial EquatorClusterComet
Celestial MeridianCluster, ComaConstellation Family
Celestial PoleCluster, GalacticConstellations
Celestial Pole, NorthernCluster, GlobularCosmic Background Radiation
Celestial Pole, SouthernCluster, LocalCrater
Celestial QuadrantCluster, OpenCubewano
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
Nebula, PlanetaryNGCNubeculae Magellani
O
O-type StarsOrbitOrion Arm
Open ClusterOrbital EccentricityOrange Stars
Optical DoubleOrbital PeriodOuter Arm
P
Pale Yellow StarsPlanetsPrecession Circle
Parallax SecondPlanets, JovianProminence
ParsecPlanets, TerrestrialProtoplanet
Perseus ArmPopulation IProtostar
PhotospherePopulation IIPulsating Variable
Planetary NebulaPrecession
Q
Quadrant, CelestialQuadrant NQ4Quadrant SQ3
R
R-type StarsReflection NebulaRight Ascension
RARetrogradeRings
Red Stars
S
S-type GalaxySidereal PeriodSpiral Galaxy
S-type StarsSolar NebulaSpring Equinox
Sagittarius ArmSolar SystemSQ3, 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 Day
T
Terrestrial Planets
U
UniverseUrsa Major Cluster
V
Variable StarsVernal EquinoxVirgo Cluster
Variable Stars, Pulsating
W
W-type StarsWinter SolsticeWhite Stars
White Dwarf
Y
Yellow Stars (G-type)Yellow Stars (F-type)
Z
Zodiac

Indexes