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Sun
Planets
Mercury
Venus
Earth
* Moon
Mars
* Phobos
* Deimos
Jupiter
* satellites
Saturn
* satellites
Uranus
* satellites
Neptune
* satellites
Pluto
* Charon
Asteroids
Near-Earth asteroids
* "Vulcanoids"
* "Apoheles"
* Atens
* Apollos
* Amors
Asteroid belt
Trojan asteroids
Meteoroids
Meteor showers
Centaurs
Comets
Periodic comets
Long period comets
Lost comets
Trans-Neptunian objects
Kuiper Belt
* Cubewanos
* Plutinos
* Scattered Disk Objects
Sedna
Oort Cloud
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Exoplanets
Hot Jupiters
Eccentric Jupiters
Transiting planets
Pulsar planets
Free-floating planets
Brown dwarfs
Lithium dwarfs
Methane dwarfs
Stars by spectral type
Blue stars
Blue-white stars
White stars
Yellow-white stars
Yellow stars
Orange stars
Red stars
Carbon stars
Wolf-Rayet stars
Stars by luminosity class
Dwarf (Main sequence) stars
* Yellow dwarfs
* Orange dwarfs
* Red dwarfs
Subgiant stars
Giant stars
* Red giants
* Blue giants
Bright giant stars
Supergiant stars
* Red supergiants
Hypergiant stars
Variable stars
Pulsating variables
* Mira variables
* Cepheid variables
* Semiregular variables
* Irregular variables
Eruptive variables
* Flare stars
* Luminous blue variables
Cataclysmic variables
* Dwarf novae
* Novae
* Supernovae
* Gamma ray bursts
** Collapsars
** Hypernovae
Rotating variables
Compact stars
White dwarfs
* Black dwarfs
Neutron stars
* Magnetars
* Pulsars
Strange stars
Black holes
Supermassive black holes
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Multiple stars
Binary stars
* Optical binaries
* Visual binaries
* Astrometric binaries
* Spectroscopic binaries
* Eclipsing binaries
* Detached binaries
* Semidetached binaries
* Contact binaries
* X-ray bursters
Triple stars
Stellar groupings
Star clusters
* Stellar associations
* Open clusters
* Globular clusters
Constellations
Asterisms
Galaxies
Galaxies by morphology
* Spiral galaxies
* Barred spiral galaxies
* Lenticular galaxies
* Elliptical galaxies
* Ring galaxies
* Irregular galaxies
Galaxies by size
* Giant ellipticals
* Dwarf galaxies
* Ultracompact galaxies
Active galaxies
* Blazars
* Quasars
* Radio galaxies
* Seyfert galaxies
* Starburst galaxies
Galaxy clusters
Galaxy cluster clouds
Superclusters
Filaments / Voids
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Circumstellar matter
Dust disks
Interplanetary medium
Protoplanetary disks
Interstellar medium
Nebulae
Planetary nebulae
Supernova remnants
Bright nebulae
* Emission nebulae
* Reflection nebulae
* H II regions
Dark nebulae
* Molecular clouds
Intergalactic medium
Cosmic microwave background radiation
Dark matter
MACHOs
WIMPs
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