The 88 Constellations
List of the 88 official constellations defined by the International Astronomical Union (IAU). Click on each constellation to view the complete details.
For each constellation we provide current visibility information based on the legend below:
Altitude ≥ 30°
Altitude < 30°
Below the horizon
Andromeda |
Centroid: R.A: 00h 43m 31s Dec: +41° 00’ 36”
(current altitude 14°)
(current altitude 14°)
Information | 
Planetarium
Antlia |
Centroid: R.A: 10h 00m 35s Dec: -33° 58’ 52”
(current altitude -29°)
(current altitude -29°)
Information | 
Planetarium
Apus |
Centroid: R.A: 16h 01m 14s Dec: -75° 35’ 03”
(current altitude -37°)
(current altitude -37°)
Information | 
Planetarium
Aquarius |
Centroid: R.A: 22h 26m 57s Dec: -09° 59’ 15”
(current altitude -8°)
(current altitude -8°)
Information | 
Planetarium
Aquila |
Centroid: R.A: 19h 36m 15s Dec: +03° 22’ 16”
(current altitude 28°)
(current altitude 28°)
Information | 
Planetarium
Ara |
Centroid: R.A: 17h 17m 54s Dec: -53° 47’ 04”
(current altitude -16°)
(current altitude -16°)
Information | 
Planetarium
Aries |
Centroid: R.A: 02h 39m 30s Dec: +21° 13’ 02”
(current altitude -14°)
(current altitude -14°)
Information | 
Planetarium
Auriga |
Centroid: R.A: 05h 54m 23s Dec: +39° 48’ 10”
(current altitude 3°)
(current altitude 3°)
Information | 
Planetarium
Boötes |
Centroid: R.A: 14h 37m 39s Dec: +30° 20’ 38”
(current altitude 61°)
(current altitude 61°)
Information | 
Planetarium
Caelum |
Centroid: R.A: 04h 46m 16s Dec: -39° 11’ 28”
(current altitude -77°)
(current altitude -77°)
Information | 
Planetarium
Camelopardalis |
Centroid: R.A: 06h 04m 53s Dec: +67° 03’ 01”
(current altitude 30°)
(current altitude 30°)
Information | 
Planetarium
Cancer |
Centroid: R.A: 08h 37m 36s Dec: +19° 48’ 24”
(current altitude 0°)
(current altitude 0°)
Information | 
Planetarium
Canes Venatici |
Centroid: R.A: 13h 14m 23s Dec: +40° 01’ 44”
(current altitude 56°)
(current altitude 56°)
Information | 
Planetarium
Canis Major |
Centroid: R.A: 06h 54m 29s Dec: -22° 59’ 32”
(current altitude -50°)
(current altitude -50°)
Information | 
Planetarium
Canis Minor |
Centroid: R.A: 07h 36m 31s Dec: +06° 03’ 36”
(current altitude -19°)
(current altitude -19°)
Information | 
Planetarium
Capricornus |
Centroid: R.A: 21h 02m 20s Dec: -18° 18’ 16”
(current altitude -2°)
(current altitude -2°)
Information | 
Planetarium
Carina |
Centroid: R.A: 09h 14m 28s Dec: -60° 40’ 51”
(current altitude -51°)
(current altitude -51°)
Information | 
Planetarium
Cassiopeia |
Centroid: R.A: 00h 56m 24s Dec: +61° 29’ 33”
(current altitude 30°)
(current altitude 30°)
Information | 
Planetarium
Centaurus |
Centroid: R.A: 13h 09m 29s Dec: -46° 36’ 02”
(current altitude -17°)
(current altitude -17°)
Information | 
Planetarium
Cepheus |
Centroid: R.A: 22h 57m 08s Dec: +69° 13’ 32”
(current altitude 44°)
(current altitude 44°)
Information | 
Planetarium
Cetus |
Centroid: R.A: 01h 37m 15s Dec: -08° 25’ 54”
(current altitude -35°)
(current altitude -35°)
Information | 
Planetarium
Chamaeleon |
Centroid: R.A: 10h 41m 09s Dec: -79° 08’ 23”
(current altitude -49°)
(current altitude -49°)
Information | 
Planetarium
Circinus |
Centroid: R.A: 14h 45m 18s Dec: -63° 38’ 14”
(current altitude -27°)
(current altitude -27°)
Information | 
Planetarium
Columba |
Centroid: R.A: 05h 55m 44s Dec: -35° 44’ 19”
(current altitude -67°)
(current altitude -67°)
Information | 
Planetarium
Coma Berenices |
Centroid: R.A: 12h 40m 30s Dec: +22° 53’ 48”
(current altitude 39°)
(current altitude 39°)
Information | 
Planetarium
Corona Australis |
Centroid: R.A: 18h 46m 23s Dec: -40° 18’ 50”
(current altitude -7°)
(current altitude -7°)
Information | 
Planetarium
Corona Borealis |
Centroid: R.A: 15h 52m 11s Dec: +32° 12’ 59”
(current altitude 70°)
(current altitude 70°)
Information | 
Planetarium
Corvus |
Centroid: R.A: 12h 25m 40s Dec: -18° 55’ 27”
(current altitude 2°)
(current altitude 2°)
Information | 
Planetarium
Crater |
Centroid: R.A: 11h 23m 53s Dec: -15° 39’ 10”
(current altitude -3°)
(current altitude -3°)
Information | 
Planetarium
Crux |
Centroid: R.A: 12h 29m 25s Dec: -60° 09’ 36”
(current altitude -31°)
(current altitude -31°)
Information | 
Planetarium
Cygnus |
Centroid: R.A: 20h 30m 42s Dec: +42° 45’ 37”
(current altitude 49°)
(current altitude 49°)
Information | 
Planetarium
Delphinus |
Centroid: R.A: 20h 40m 30s Dec: +13° 23’ 31”
(current altitude 27°)
(current altitude 27°)
Information | 
Planetarium
Dorado |
Centroid: R.A: 05h 20m 27s Dec: -62° 23’ 49”
(current altitude -77°)
(current altitude -77°)
Information | 
Planetarium
Draco |
Centroid: R.A: 17h 02m 06s Dec: +63° 39’ 28”
(current altitude 77°)
(current altitude 77°)
Information | 
Planetarium
Equuleus |
Centroid: R.A: 21h 11m 22s Dec: +07° 08’ 29”
(current altitude 17°)
(current altitude 17°)
Information | 
Planetarium
Eridanus |
Centroid: R.A: 03h 50m 46s Dec: -18° 47’ 26”
(current altitude -57°)
(current altitude -57°)
Information | 
Planetarium
Fornax |
Centroid: R.A: 02h 50m 25s Dec: -31° 05’ 11”
(current altitude -63°)
(current altitude -63°)
Information | 
Planetarium
Gemini |
Centroid: R.A: 07h 06m 47s Dec: +22° 52’ 52”
(current altitude -8°)
(current altitude -8°)
Information | 
Planetarium
Grus |
Centroid: R.A: 22h 40m 54s Dec: -44° 48’ 14”
(current altitude -36°)
(current altitude -36°)
Information | 
Planetarium
Hercules |
Centroid: R.A: 17h 26m 58s Dec: +27° 37’ 02”
(current altitude 63°)
(current altitude 63°)
Information | 
Planetarium
Horologium |
Centroid: R.A: 03h 11m 40s Dec: -53° 27’ 13”
(current altitude -79°)
(current altitude -79°)
Information | 
Planetarium
Hydra |
Centroid: R.A: 10h 36m 00s Dec: -17° 02’ 05”
(current altitude -12°)
(current altitude -12°)
Information | 
Planetarium
Hydrus |
Centroid: R.A: 02h 04m 24s Dec: -70° 58’ 44”
(current altitude -65°)
(current altitude -65°)
Information | 
Planetarium
Indus |
Centroid: R.A: 21h 47m 40s Dec: -58° 32’ 01”
(current altitude -38°)
(current altitude -38°)
Information | 
Planetarium
Lacerta |
Centroid: R.A: 22h 33m 49s Dec: +45° 35’ 30”
(current altitude 33°)
(current altitude 33°)
Information | 
Planetarium
Leo |
Centroid: R.A: 10h 39m 11s Dec: +13° 55’ 27”
(current altitude 13°)
(current altitude 13°)
Information | 
Planetarium
Leo Minor |
Centroid: R.A: 10h 18m 35s Dec: +33° 05’ 22”
(current altitude 24°)
(current altitude 24°)
Information | 
Planetarium
Lepus |
Centroid: R.A: 05h 35m 45s Dec: -18° 58’ 41”
(current altitude -55°)
(current altitude -55°)
Information | 
Planetarium
Libra |
Centroid: R.A: 15h 17m 26s Dec: -16° 30’ 15”
(current altitude 20°)
(current altitude 20°)
Information | 
Planetarium
Lupus |
Centroid: R.A: 15h 17m 53s Dec: -42° 01’ 17”
(current altitude -5°)
(current altitude -5°)
Information | 
Planetarium
Lynx |
Centroid: R.A: 07h 57m 42s Dec: +47° 43’ 10”
(current altitude 19°)
(current altitude 19°)
Information | 
Planetarium
Lyra |
Centroid: R.A: 18h 54m 58s Dec: +35° 37’ 59”
(current altitude 59°)
(current altitude 59°)
Information | 
Planetarium
Mensa |
Centroid: R.A: 05h 17m 26s Dec: -77° 32’ 14”
(current altitude -63°)
(current altitude -63°)
Information | 
Planetarium
Microscopium |
Centroid: R.A: 20h 59m 03s Dec: -35° 55’ 03”
(current altitude -16°)
(current altitude -16°)
Information | 
Planetarium
Monoceros |
Centroid: R.A: 06h 50m 50s Dec: -01° 37’ 39”
(current altitude -31°)
(current altitude -31°)
Information | 
Planetarium
Musca |
Centroid: R.A: 12h 33m 38s Dec: -69° 12’ 27”
(current altitude -38°)
(current altitude -38°)
Information | 
Planetarium
Norma |
Centroid: R.A: 16h 07m 46s Dec: -51° 51’ 03”
(current altitude -13°)
(current altitude -13°)
Information | 
Planetarium
Octans |
Centroid: R.A: 21h 07m 06s Dec: -81° 45’ 27”
(current altitude -48°)
(current altitude -48°)
Information | 
Planetarium
Ophiuchus |
Centroid: R.A: 17h 23m 03s Dec: -05° 00’ 40”
(current altitude 32°)
(current altitude 32°)
Information | 
Planetarium
Orion |
Centroid: R.A: 05h 37m 01s Dec: +03° 43’ 49”
(current altitude -33°)
(current altitude -33°)
Information | 
Planetarium
Pavo |
Centroid: R.A: 19h 36m 15s Dec: -64° 51’ 02”
(current altitude -32°)
(current altitude -32°)
Information | 
Planetarium
Pegasus |
Centroid: R.A: 22h 38m 41s Dec: +20° 03’ 16”
(current altitude 13°)
(current altitude 13°)
Information | 
Planetarium
Perseus |
Centroid: R.A: 03h 23m 34s Dec: +44° 36’ 25”
(current altitude 7°)
(current altitude 7°)
Information | 
Planetarium
Phoenix |
Centroid: R.A: 00h 54m 44s Dec: -46° 54’ 27”
(current altitude -56°)
(current altitude -56°)
Information | 
Planetarium
Pictor |
Centroid: R.A: 05h 49m 32s Dec: -54° 09’ 22”
(current altitude -77°)
(current altitude -77°)
Information | 
Planetarium
Pisces |
Centroid: R.A: 00h 37m 12s Dec: +10° 59’ 34”
(current altitude -11°)
(current altitude -11°)
Information | 
Planetarium
Piscis Austrinus |
Centroid: R.A: 22h 23m 07s Dec: -30° 08’ 44”
(current altitude -23°)
(current altitude -23°)
Information | 
Planetarium
Puppis |
Centroid: R.A: 07h 38m 48s Dec: -34° 29’ 01”
(current altitude -52°)
(current altitude -52°)
Information | 
Planetarium
Pyxis |
Centroid: R.A: 08h 47m 04s Dec: -28° 45’ 07”
(current altitude -37°)
(current altitude -37°)
Information | 
Planetarium
Reticulum |
Centroid: R.A: 03h 56m 43s Dec: -62° 17’ 09”
(current altitude -79°)
(current altitude -79°)
Information | 
Planetarium
Sagitta |
Centroid: R.A: 19h 40m 41s Dec: +18° 38’ 54”
(current altitude 40°)
(current altitude 40°)
Information | 
Planetarium
Sagittarius |
Centroid: R.A: 19h 02m 31s Dec: -26° 33’ 03”
(current altitude 5°)
(current altitude 5°)
Information | 
Planetarium
Scorpius |
Centroid: R.A: 16h 52m 38s Dec: -32° 50’ 33”
(current altitude 5°)
(current altitude 5°)
Information | 
Planetarium
Sculptor |
Centroid: R.A: 00h 31m 13s Dec: -31° 17’ 54”
(current altitude -43°)
(current altitude -43°)
Information | 
Planetarium
Scutum |
Centroid: R.A: 18h 38m 53s Dec: -09° 52’ 21”
(current altitude 22°)
(current altitude 22°)
Information | 
Planetarium
Serpens Caput |
Centroid: R.A: 16h 38m 33s Dec: +04° 49’ 45”
(current altitude 43°)
(current altitude 43°)
Information | 
Planetarium
Serpens Cauda |
Centroid: R.A: 16h 38m 33s Dec: +04° 49’ 45”
(current altitude 43°)
(current altitude 43°)
Information | 
Planetarium
Sextans |
Centroid: R.A: 10h 18m 18s Dec: -02° 50’ 56”
(current altitude -3°)
(current altitude -3°)
Information | 
Planetarium
Taurus |
Centroid: R.A: 04h 32m 11s Dec: +17° 31’ 36”
(current altitude -21°)
(current altitude -21°)
Information | 
Planetarium
Telescopium |
Centroid: R.A: 19h 13m 55s Dec: -50° 29’ 15”
(current altitude -18°)
(current altitude -18°)
Information | 
Planetarium
Triangulum |
Centroid: R.A: 02h 13m 30s Dec: +32° 23’ 18”
(current altitude -1°)
(current altitude -1°)
Information | 
Planetarium
Triangulum Australe |
Centroid: R.A: 16h 03m 35s Dec: -65° 55’ 49”
(current altitude -27°)
(current altitude -27°)
Information | 
Planetarium
Tucana |
Centroid: R.A: 23h 52m 35s Dec: -63° 29’ 32”
(current altitude -54°)
(current altitude -54°)
Information | 
Planetarium
Ursa Major |
Centroid: R.A: 10h 58m 57s Dec: +53° 57’ 29”
(current altitude 43°)
(current altitude 43°)
Information | 
Planetarium
Ursa Minor |
Centroid: R.A: 15h 48m 59s Dec: +76° 51’ 19”
(current altitude 64°)
(current altitude 64°)
Information | 
Planetarium
Vela |
Centroid: R.A: 09h 19m 39s Dec: -47° 25’ 06”
(current altitude -44°)
(current altitude -44°)
Information | 
Planetarium
Virgo |
Centroid: R.A: 13h 18m 09s Dec: -02° 30’ 05”
(current altitude 23°)
(current altitude 23°)
Information | 
Planetarium
Volans |
Centroid: R.A: 07h 56m 08s Dec: -69° 27’ 01”
(current altitude -60°)
(current altitude -60°)
Information | 
Planetarium
Vulpecula |
Centroid: R.A: 20h 04m 58s Dec: +24° 06’ 55”
(current altitude 40°)
(current altitude 40°)
Information | 
Planetarium