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Index

Messier objects within the Virgo Cluster

A
	A-type Stars	Arcturian Stars	Arm, Scutum-Crux
	Abbreviations	Area, Angular	Arm, Spiral
	Abell 1656	Aries, First Point of	Asterism
	Absolute Magnitude	Arm, Galactic	Asteroid
	Absolute Temperature	Arm, Orion	Asteroid Belt
	Absorption Nebula	Arm, Outer	Astronomical Unit
	Angular Area	Arm, Perseus	AU
	Apollo Group	Arm, Sagittarius	Autumnal Equinox
	Apparent Magnitude

B
	B-type Stars	Black Dwarf	Bright Yellow Stars
	Barred Spiral Galaxy	Black Hole	Brown Dwarf
	Bayer Designation	Blue Stars	BSC
	Binary	Bright Star Catalog

C
	C-type Stars	Celestial Quadrant NQ4	Cluster, Ursa Major
	Calcium Stars	Celestial Quadrant SQ3	Cluster, Virgo
	Caldwell Catalogue	Celestial Sphere	Cluster of Galaxies
	Carbon Stars	Classical Kuiper Belt Object	Coma Cluster
	CBR	Cluster	Comet
	Celestial Equator	Cluster, Coma	Constellation Family
	Celestial Meridian	Cluster, Galactic	Constellations
	Celestial Pole	Cluster, Globular	Cosmic Background Radiation
	Celestial Pole, Northern	Cluster, Local	Crater
	Celestial Pole, Southern	Cluster, Open	Cubewano
	Celestial Quadrant

D
	Dark Matter	Diameter	Dwarf
	Dark Nebula	Drake Equation	Dwarf Planet
	Declination

E
	Eccentricity	Elliptical Galaxy	Equinox, Autumnal
	Eclipse	Emission Nebula	Equinox, Vernal
	Ecliptic	Equator, Celestial	Exoplanet
	Ecliptic Pole, Northern	Equinox	Extrasolar Planet

F
	F-type Stars	First Point of Aries	Full Moon
	Family, Constellation	Flamsteed Numbers

G
	G-type Stars	Galaxies	Genitives
	Galactic Arm	Galaxy, The	Giant
	Galactic Cluster	Galaxy Cluster	Globular Cluster
	Galactic Core	Galilean Moons	Gravity
	Galactic Nucleus	Gas Giants	Green Bank Equation
	Galactic Pole, Northern

H
	HD Catalogue	Henry Draper Catalogue	HR Catalog
	Hemisphere	Hercules Family	Hubble Classification

I
	IC	Interstellar Medium	ISM
	Index Catalogue	Irregular Galaxy

J
	Jovian Planets

K
	K-type Stars	Kuiper Belt	Kuiper Belt, Classical Object
	Kelvin Scale

L
	Leo I Group	Limb	Luminosity
	Life	Local Cluster	Lunar Seas
	Light Year	Local Group

M
	M-type Stars	Magnitude, Apparent	Messier Catalogue
	M96 Group	Main Sequence Stars	Milky Way
	Magellanic Clouds	Maria	Moons
	Magnitude	Mass	Multiple Stars
	Magnitude, Absolute	Meridian, Celestial

N
	N-type Stars	Nebula, Reflection	North Polar Sequence
	Nebula	NEP	Northern Celestial Pole
	Nebula, Absorption	Neutron Star	Northern Ecliptic Pole
	Nebula, Dark	New General Catalogue	Northern Galactic Pole
	Nebula, Emission	New Moon	NQ4
	Nebula, Planetary	NGC	Nubeculae Magellani

O
	O-type Stars	Orbit	Orion Arm
	Open Cluster	Orbital Eccentricity	Orange Stars
	Optical Double	Orbital Period	Outer Arm

P
	Pale Yellow Stars	Planetary Nebula	Precession
	Parallax Second	Planets	Precession Circle
	Parsec	Planets, Jovian	Prominence
	Perihelion	Planets, Terrestrial	Protoplanet
	Perseus Arm	Population I	Protostar
	Perseus Family	Population II	Pulsating Variable
	Photosphere

Q
	Quadrant, Celestial	Quadrant NQ4	Quadrant SQ3

R
	R-type Stars	Reflection Nebula	Right Ascension
	RA	Retrograde	Rings
	Red Stars

S
	S-type Galaxy	Sidereal Period	Spiral Galaxy
	S-type Stars	Solar Nebula	Spring Equinox
	Sagittarius Arm	Solar System	SQ3, Celestial Quadrant
	Satellite	Solar Wind	Star Cluster
	SB-type Galaxy	Solstice	Stars
	Schwarzchild Radius	Solstice, Summer	Subdwarf
	Scutum-Centaurus Arm	Solstice, Winter	Subgiant
	Scutum-Crux Arm	Southern Celestial Pole	Summer Solstice
	Seas, Lunar	Southern Ecliptic Pole	Sunspot
	Semi-Major Axis	Spectral Classification	Supergiant
	SEP	Spiral Arm	Supernova
	Sidereal Day

T
	Terrestrial Planets

U
	Universe	Ursa Major Cluster

V
	Variable Stars	Vernal Equinox	Virgo Group
	Variable Stars, Pulsating	Virgo Cluster	Virgo I

W
	W-type Stars	Winter Solstice	White Stars
	White Dwarf

Y
	Yellow Stars (G-type)	Yellow Stars (F-type)

Z
	Zodiac

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