Constellations

There are 88 official constellations as set forth by the International Astronomical Union in 1930. They are:
Constellation DescriptionAbbr.Possessive form
Andromeda Princess AndromedaAndAndromedae
Antlia Airpump AntAntliae
Apus Bird of Paradise ApsApodis
Aquarius Water Bearer AqrAquarii
Aquila Eagle AqlAquilae
Ara Altar AraArae
Aries Ram AriArietis
Auriga Charioteer AurAurigae
Boötes Herdsman BooBoötis
Caelum Sculptor's Tool CaeCaeli
Camelopardalis Giraffe CamCamelopardalis
Cancer Crab CncCancri
Canes Venatici Hunting Dogs CVnCanum Venaticorum
Canis Major Great Dog CMaCanis Majoris
Canis Minor Little Dog CMiCanis Minoris
Capricornus Sea Goat CapCapricorni
Carina Keel of Argo CarCarinae
Cassiopeia Queen Cassiopeia CasCassiopeiae
Centaurus Centaur CenCentauri
Cepheus King Cepheus CepCephei
Cetus Sea Monster CetCeti
Chamaeleon Chameleon ChaChamaeleontis
Circinus Compasses CirCircini
Columba Dove ColColumbae
Coma Berenices Berenice's Hair ComComae Berenices
Corona Australis Southern Crown CrACoronae Australis
Corona Borealis Northern Crown CrBCoronae Borealis
Corvus Crow CrvCorvi
Crater Cup CrtCrateris
Crux Southern Cross CruCrucis
Cygnus Swan CygCygni
Delphinus Dolphin DelDelphini
Dorado Swordfish DorDoradus
Draco Dragon DraDraconis
Equuleus Colt EquEquulei
Eridanus River Eridanus EriEridani
Fornax Furnace ForFornacis
Gemini Twins GemGeminorum
Grus Crane GruGruis
Hercules Hercules HerHerculis
Horologium Clock HorHorologii
Hydra Water Serpent HyaHydrae
Hydrus Little Serpent HyiHydri
Indus Indian IndIndi
Lacerta Lizard LacLacertae
Leo Lion LeoLeonis
Leo Minor Little Lion LMiLeonis Minoris
Lepus Hare LepLeporis
Libra Scales LibLibrae
Lupus Wolf LupLupi
Lynx Lynx LynLyncis
Lyra Lyre (Harp) LyrLyrae
Mensa Table Mountain MenMensae
Microscopium Microscope MicMicroscopii
Monoceros Unicorn MonMonocerotis
Musca Fly MusMuscae
Norma Carpenter's SquareNorNormae
Octans Octant OctOctantis
Ophiuchus Serpent Bearer OphOphiuchi
Orion Hunter Orion OriOrionis
Pavo Peacock PavPavonis
Pegasus Winged Horse PegPegasi
Perseus Hero Perseus PerPersei
Phoenix Phoenix PhePhoenicis
Pictor Painter's Easel PicPictoris
Pisces Fishes PscPiscium
Piscis Austrinus Southern Fish PsAPiscis Austrini
Puppis Stern of Argo PupPuppis
Pyxis Mariner's Compass PyxPyxidis
Reticulum Reticle RetReticuli
Sagitta Arrow SgeSagittae
Sagittarius Archer SgrSagittarii
Scorpius Scorpion ScoScorpii
Sculptor Sculptor SclSculptoris
Scutum Shield SctScuti
Serpens Serpent SerSerpentis
Sextans Sextant SexSextantis
Taurus Bull TauTauri
Telescopium Telescope TelTelescopii
Triangulum Triangle TriTrianguli
Triangulum Australe Southern Triangle TrATrianguli Australis
Tucana Toucan TucTucanae
Ursa Major Great Bear UMaUrsae Majoris
Ursa Minor Little Bear UMiUrsae Minoris
Vela Sail of Argo VelVelorum
Virgo Virgin VirVirginis
Volans Flying Fish VolVolantis
Vulpecula Fox VulVulpeculae

Note: The constellation Serpens (the serpent) is in two pieces: Serpens Caput (the head), and Serpens Cauda (the tail). (In between the two is Ophiuchus, the serpent bearer.)

There are discrepancies among different sources as to the descriptions of certain constellations. For example, some sources refer to Apus as the "Bird of Paradise", while others refer to it as the "Bee".

The possessive (genitive) form of the constellation name is used with the Bayer (Greek letter) star designation to uniquely identify a star. For example the alpha star in the constellation Centaurus is known as "Alpha Centauri". (This particular star also happens to have a common name of "Rigil Kentaurus".)