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Constellations

The 88 IAU constellations — your guide to the night sky

88 constellations

Andromeda

And
Northern Autumn 722 sq°

Alpheratz

RA 00h 34m 0.0s · Dec +37d 00' 0"

17 6 2

Antlia

Ant
Southern Spring 239 sq°

Alpha Antliae

RA 10h 00m 0.0s · Dec -33d 00' 0"

11 2

Apus

Aps
Southern Summer 206 sq°

Alpha Apodis

RA 15h 31m 60.0s · Dec -76d 00' 0"

5 2 1

Aquarius

Aqr
Equatorial Autumn 980 sq°

Sadalsuud

RA 22h 15m 60.0s · Dec -13d 00' 0"

21 7 2

Aquila

Aql
Equatorial Summer 652 sq°

Altair

RA 19h 44m 0.0s · Dec +3d 00' 0"

13 8 6

Ara

Ara
Southern Summer 237 sq°

Beta Arae

RA 17h 19m 60.0s · Dec -53d 00' 0"

18 4 1

Aries

Ari
Equatorial Winter 441 sq°

Hamal

RA 02h 07m 60.0s · Dec +21d 00' 0"

7 8 1

Auriga

Aur
Northern Winter 657 sq°

Capella

RA 06h 00m 0.0s · Dec +42d 00' 0"

19 5 6

Bootes

Boo
Northern Summer 907 sq°

Arcturus

RA 14h 31m 60.0s · Dec +32d 00' 0"

14 10 2

Caelum

Cae
Southern Winter 125 sq°

Alpha Caeli

RA 04h 40m 0.0s · Dec -40d 00' 0"

1 1

Camelopardalis

Cam
Northern Year-round 757 sq°

Beta Camelopardalis

RA 05h 28m 0.0s · Dec +70d 00' 0"

32 8 1

Cancer

Cnc
Northern Spring 506 sq°

Tarf

RA 08h 39m 60.0s · Dec +20d 00' 0"

9 7 6

Canes Venatici

CVn
Northern Spring 465 sq°

Cor Caroli

RA 13h 00m 0.0s · Dec +40d 00' 0"

53 5 3

Canis Major

CMa
Equatorial Winter 380 sq°

Sirius

RA 06h 56m 0.0s · Dec -22d 00' 0"

23 10 2

Canis Minor

CMi
Northern Winter 183 sq°

Procyon

RA 07h 35m 60.0s · Dec +6d 00' 0"

Capricornus

Cap
Equatorial Autumn 414 sq°

Deneb Algedi

RA 21h 00m 0.0s · Dec -18d 00' 0"

4 4

Carina

Car
Southern Spring 494 sq°

Canopus

RA 08h 20m 0.0s · Dec -63d 00' 0"

33 10 4

Cassiopeia

Cas
Northern Year-round 598 sq°

Schedar

RA 01h 03m 60.0s · Dec +62d 00' 0"

40 10 6

Centaurus

Cen
Southern Spring 1060 sq°

Alpha Centauri

RA 13h 20m 0.0s · Dec -48d 00' 0"

61 14 5

Cepheus

Cep
Northern Year-round 588 sq°

Alderamin

RA 22h 00m 0.0s · Dec +70d 00' 0"

22 11 3

Cetus

Cet
Equatorial Autumn 1231 sq°

Diphda

RA 01h 48m 0.0s · Dec -10d 00' 0"

46 8 3

Chamaeleon

Cha
Southern Spring 132 sq°

Alpha Chamaeleontis

RA 11h 00m 0.0s · Dec -79d 00' 0"

2 1

Circinus

Cir
Southern Summer 93 sq°

Alpha Circini

RA 14h 39m 60.0s · Dec -65d 00' 0"

4 2 1

Columba

Col
Southern Winter 270 sq°

Phact

RA 05h 40m 0.0s · Dec -35d 00' 0"

6 2

Coma Berenices

Com
Northern Spring 386 sq°

Beta Comae Berenices

RA 12h 39m 60.0s · Dec +24d 00' 0"

73 6 1

Corona Australis

CrA
Southern Summer 128 sq°

Meridiana

RA 18h 40m 0.0s · Dec -41d 00' 0"

4 5

Corona Borealis

CrB
Northern Summer 179 sq°

Alphecca

RA 15h 35m 60.0s · Dec +31d 00' 0"

4 2

Corvus

Crv
Equatorial Spring 184 sq°

Gienah

RA 12h 28m 0.0s · Dec -19d 00' 0"

10 1 1

Crater

Crt
Equatorial Spring 282 sq°

Labrum

RA 11h 28m 0.0s · Dec -15d 00' 0"

9 2

Crux

Cru
Southern Spring 68 sq°

Acrux

RA 12h 35m 60.0s · Dec -60d 00' 0"

10 5 1

Cygnus

Cyg
Northern Autumn 804 sq°

Deneb

RA 20h 40m 0.0s · Dec +44d 00' 0"

45 20 13

Delphinus

Del
Northern Autumn 189 sq°

Rotanev

RA 20h 40m 0.0s · Dec +13d 00' 0"

6 4 2

Dorado

Dor
Southern Winter 179 sq°

Alpha Doradus

RA 04h 47m 60.0s · Dec -60d 00' 0"

79 2

Draco

Dra
Northern Year-round 1083 sq°

Eltanin

RA 17h 19m 60.0s · Dec +65d 00' 0"

34 13 3

Equuleus

Equ
Northern Autumn 72 sq°

Kitalpha

RA 21h 11m 60.0s · Dec +8d 00' 0"

1

Eridanus

Eri
Equatorial Winter 1138 sq°

Achernar

RA 03h 39m 60.0s · Dec -30d 00' 0"

43 13 3

Fornax

For
Southern Winter 398 sq°

Dalim

RA 03h 00m 0.0s · Dec -30d 00' 0"

30 3 1

Gemini

Gem
Northern Winter 514 sq°

Pollux

RA 06h 51m 60.0s · Dec +23d 00' 0"

15 4 6

Grus

Gru
Southern Autumn 366 sq°

Alnair

RA 22h 40m 0.0s · Dec -45d 00' 0"

29 3 1

Hercules

Her
Northern Summer 1225 sq°

Kornephoros

RA 17h 15m 60.0s · Dec +30d 00' 0"

14 11 4

Horologium

Hor
Southern Winter 249 sq°

Alpha Horologii

RA 03h 07m 60.0s · Dec -53d 00' 0"

12 2 2

Hydra

Hya
Equatorial Spring 1303 sq°

Alphard

RA 10h 39m 60.0s · Dec -20d 00' 0"

53 11 5

Hydrus

Hyi
Southern Winter 243 sq°

Beta Hydri

RA 02h 00m 0.0s · Dec -70d 00' 0"

2 1

Indus

Ind
Southern Autumn 294 sq°

The Persian

RA 21h 00m 0.0s · Dec -55d 00' 0"

12 1 1

Lacerta

Lac
Northern Autumn 201 sq°

Alpha Lacertae

RA 22h 32m 0.0s · Dec +45d 00' 0"

9 2 1

Leo

Leo
Northern Spring 947 sq°

Regulus

RA 10h 39m 60.0s · Dec +15d 00' 0"

61 7 2

Leo Minor

LMi
Northern Spring 232 sq°

Praecipua

RA 10h 20m 0.0s · Dec +33d 00' 0"

13 1 1

Lepus

Lep
Equatorial Winter 290 sq°

Arneb

RA 05h 28m 0.0s · Dec -19d 00' 0"

10 7 4

Libra

Lib
Equatorial Summer 538 sq°

Zubeneschamali

RA 15h 28m 0.0s · Dec -16d 00' 0"

11 4 1

Lupus

Lup
Southern Summer 334 sq°

Alpha Lupi

RA 15h 28m 0.0s · Dec -42d 00' 0"

14 15 1

Lynx

Lyn
Northern Spring 545 sq°

Alpha Lyncis

RA 08h 00m 0.0s · Dec +45d 00' 0"

13 6 3

Lyra

Lyr
Northern Summer 286 sq°

Vega

RA 18h 52m 0.0s · Dec +37d 00' 0"

7 5 6

Mensa

Men
Southern Winter 153 sq°

Alpha Mensae

RA 05h 28m 0.0s · Dec -78d 00' 0"

25 1

Microscopium

Mic
Southern Autumn 210 sq°

Gamma Microscopii

RA 21h 03m 60.0s · Dec -36d 00' 0"

4 2

Monoceros

Mon
Equatorial Winter 482 sq°

Beta Monocerotis

RA 07h 08m 0.0s · Dec -2d 00' 0"

45 5 2

Musca

Mus
Southern Spring 138 sq°

Alpha Muscae

RA 12h 39m 60.0s · Dec -70d 00' 0"

9 3 3

Norma

Nor
Southern Summer 165 sq°

Gamma2 Normae

RA 16h 11m 60.0s · Dec -51d 00' 0"

15 2 1

Octans

Oct
Southern Autumn 291 sq°

Nu Octantis

RA 22h 00m 0.0s · Dec -83d 00' 0"

2 1 1

Ophiuchus

Oph
Equatorial Summer 948 sq°

Rasalhague

RA 17h 19m 60.0s · Dec -5d 00' 0"

37 10 5

Orion

Ori
Equatorial Winter 594 sq°

Rigel

RA 05h 28m 0.0s · Dec +5d 00' 0"

26 19 6

Pavo

Pav
Southern Summer 378 sq°

Peacock

RA 19h 40m 0.0s · Dec -65d 00' 0"

23 3 4

Pegasus

Peg
Northern Autumn 1121 sq°

Enif

RA 22h 40m 0.0s · Dec +18d 00' 0"

23 4

Perseus

Per
Northern Winter 615 sq°

Mirfak

RA 03h 23m 60.0s · Dec +43d 00' 0"

32 4 3

Phoenix

Phe
Southern Autumn 469 sq°

Ankaa

RA 01h 00m 0.0s · Dec -48d 00' 0"

6 1

Pictor

Pic
Southern Winter 247 sq°

Alpha Pictoris

RA 05h 28m 0.0s · Dec -53d 00' 0"

2

Pisces

Psc
Equatorial Autumn 889 sq°

Eta Piscium

RA 00h 32m 0.0s · Dec +12d 00' 0"

22 5 3

Piscis Austrinus

PsA
Southern Autumn 245 sq°

Fomalhaut

RA 22h 40m 0.0s · Dec -31d 00' 0"

6 3

Puppis

Pup
Southern Winter 673 sq°

Naos

RA 07h 51m 60.0s · Dec -35d 00' 0"

45 14 2

Pyxis

Pyx
Southern Spring 221 sq°

Alpha Pyxidis

RA 08h 48m 0.0s · Dec -28d 00' 0"

7 1

Reticulum

Ret
Southern Winter 114 sq°

Alpha Reticuli

RA 03h 52m 0.0s · Dec -62d 00' 0"

5 2

Sagitta

Sge
Northern Summer 80 sq°

Gamma Sagittae

RA 19h 48m 0.0s · Dec +19d 00' 0"

4 2 2

Sagittarius

Sgr
Equatorial Summer 867 sq°

Kaus Australis

RA 18h 52m 0.0s · Dec -28d 00' 0"

69 8 9

Scorpius

Sco
Equatorial Summer 497 sq°

Antares

RA 16h 40m 0.0s · Dec -30d 00' 0"

39 9 4

Sculptor

Scl
Southern Autumn 475 sq°

Alpha Sculptoris

RA 00h 20m 0.0s · Dec -32d 00' 0"

19 2 1

Scutum

Sct
Equatorial Summer 109 sq°

Alpha Scuti

RA 18h 40m 0.0s · Dec -9d 00' 0"

12 1 2

Serpens

Ser
Equatorial Summer 637 sq°

Unukalhai

RA 16h 32m 0.0s · Dec +7d 00' 0"

13 7 1

Sextans

Sex
Equatorial Spring 314 sq°

Alpha Sextantis

RA 10h 07m 60.0s · Dec -2d 00' 0"

8 1

Taurus

Tau
Equatorial Winter 797 sq°

Aldebaran

RA 04h 19m 60.0s · Dec +17d 00' 0"

11 22 4

Telescopium

Tel
Southern Summer 252 sq°

Alpha Telescopii

RA 18h 40m 0.0s · Dec -50d 00' 0"

9 2

Triangulum

Tri
Northern Autumn 132 sq°

Beta Trianguli

RA 01h 44m 0.0s · Dec +32d 00' 0"

9 2 1

Triangulum Australe

TrA
Southern Summer 110 sq°

Atria

RA 16h 07m 60.0s · Dec -65d 00' 0"

5 2

Tucana

Tuc
Southern Autumn 295 sq°

Alpha Tucanae

RA 23h 40m 0.0s · Dec -65d 00' 0"

27 4 1

Ursa Major

UMa
Northern Spring 1280 sq°

Alioth

RA 11h 00m 0.0s · Dec +55d 00' 0"

97 9 4

Ursa Minor

UMi
Northern Year-round 256 sq°

Polaris

RA 15h 11m 60.0s · Dec +78d 00' 0"

2 1

Vela

Vel
Southern Spring 500 sq°

Gamma Velorum

RA 09h 20m 0.0s · Dec -47d 00' 0"

30 17 1

Virgo

Vir
Equatorial Spring 1294 sq°

Spica

RA 13h 20m 0.0s · Dec -3d 00' 0"

178 6 2

Volans

Vol
Southern Winter 141 sq°

Beta Volantis

RA 07h 44m 0.0s · Dec -68d 00' 0"

3 5

Vulpecula

Vul
Northern Autumn 268 sq°

Anser

RA 20h 15m 60.0s · Dec +24d 00' 0"

9 3 3