Open clusters
663 CATALOGUEDStars born together and still travelling together — loose open groups, or ancient globes of hundreds of thousands.
BY CONSTELLATION · 70 REGIONS
DORADO · 194MENSA · 68SAGITTARIUS · 49CYGNUS · 43SCORPIUS · 42TUCANA · 40PUPPIS · 37MONOCEROS · 35CASSIOPEIA · 33CENTAURUS · 27OPHIUCHUS · 26VELA · 24AURIGA · 19PERSEUS · 19AQUILA · 17CARINA · 17CEPHEUS · 15CANIS MAJOR · 14VULPECULA · 14GEMINI · 13SCUTUM · 13NORMA · 12ORION · 11TAURUS · 11ARA · 10CRUX · 9HYDRUS · 8LUPUS · 8LACERTA · 7SERPENS · 7ANDROMEDA · 5COMA BERENICES · 5TRIANGULUM · 5CAMELOPARDALIS · 4CANCER · 4CIRCINUS · 4COLUMBA · 4HERCULES · 4MUSCA · 4PEGASUS · 4AQUARIUS · 3DELPHINUS · 3HYDRA · 3LEPUS · 3LYRA · 3PYXIS · 3SAGITTA · 3APUS · 2CANIS MINOR · 2CAPRICORNUS · 2HOROLOGIUM · 2LYNX · 2PICTOR · 2BOÖTES · 1CANES VENATICI · 1CHAMAELEON · 1CORONA AUSTRALIS · 1DRACO · 1ERIDANUS · 1FORNAX · 1LIBRA · 1PAVO · 1RETICULUM · 1SCULPTOR · 1TELESCOPIUM · 1TRIANGULUM AUSTRALE · 1URSA MAJOR · 1URSA MINOR · 1VIRGO · 1VOLANS · 1
Amas de l'Ecu de Sobieski
Open cluster
—
7159 ly
5.80 V
Scutum
Beehive
Open cluster
—
605.0 ly
3.10 V
Cancer
Butterfly Cluster
Open cluster
—
1482 ly
4.20 V
Scorpius
Caroline's Cluster
Open cluster
—
3504 ly
7.20 V
Canis Major
Coalsack Cluster
Open cluster
—
4734 ly
6.90 V
Crux
Coma Star Cluster
Open cluster
—
—
—
Coma Berenices
Foxhead Cluster
Open cluster
—
8478 ly
7.30 V
Cygnus
Great Bird Cluster
Open cluster
—
2803 ly
6.00 V
Monoceros
H05
Open cluster
—
—
7.10 V
Crux
H13
Open cluster
—
—
—
Ara
H20
Open cluster
—
—
7.70 V
Sagitta
H21
Open cluster
—
—
9.00 V
Cassiopeia
Herschel's Jewel Box
Open cluster
—
6648 ly
—
Crux
h Persei Cluster★
Open cluster
—
7620 ly
3.70 V
Perseus
Hyades
Open cluster
—
—
—
Taurus
IC 1023
Open cluster
—
—
—
Centaurus
IC 1299
Open cluster
—
—
14.00 B
Vulpecula
IC 1311
Open cluster
—
21 244 ly
13.10 V
Cygnus
IC 1363
Open cluster
—
—
—
Cygnus
IC 1369
Open cluster
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11 208 ly
—
Cygnus
IC 1434
Open cluster
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10 611 ly
—
Lacerta
IC 1442
Open cluster
—
—
9.10 V
Lacerta
IC 1611
Open cluster
—
—
11.96 V
Tucana
IC 1612
Open cluster
—
—
12.31 V
Tucana
IC 1624
Open cluster
—
—
12.42 V
Tucana
IC 1626
Open cluster
—
—
13.82 V
Tucana
IC 1641
Open cluster
—
—
14.99 V
Tucana
IC 1655
Open cluster
—
—
14.00 V
Tucana
IC 166
Open cluster
—
16 011 ly
11.70 V
Cassiopeia
IC 1660
Open cluster
—
—
13.51 V
Tucana
IC 1662
Open cluster
—
—
14.03 V
Tucana
IC 1708
Open cluster
—
—
14.30 B
Hydrus
IC 2156
Open cluster
—
—
—
Gemini
IC 2157
Open cluster
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6839 ly
8.40 V
Gemini
IC 2395
Open cluster
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2317 ly
4.60 V
Vela
IC 2488
Open cluster
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4367 ly
7.40 V
Vela
IC 2581
Open cluster
—
8549 ly
4.30 V
Carina
IC 2714
Open cluster
—
4364 ly
8.20 V
Carina
IC 361
Open cluster
—
12 749 ly
11.70 V
Camelopardalis
IC 4291
Open cluster
—
—
9.70 V
Centaurus
IC 4651
Open cluster
—
3005 ly
6.90 V
Ara
IC 4665
Open cluster
—
1126 ly
4.20 V
Ophiuchus
IC 4756
Open cluster
—
1537 ly
4.60 V
Serpens
IC 4768
Open cluster
—
—
—
Scutum
IC 4996
Open cluster
—
6316 ly
7.30 V
Cygnus
M103
Open cluster
—
8113 ly
7.40 V
Cassiopeia
M18
Open cluster
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4874 ly
6.90 V
Sagittarius
M21
Open cluster
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3944 ly
5.90 V
Sagittarius
M23
Open cluster
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2359 ly
5.50 V
Sagittarius
M25
Open cluster
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2114 ly
4.60 V
Sagittarius
M26
Open cluster
—
5900 ly
8.87 V
Scutum
M29
Open cluster
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5606 ly
6.60 V
Cygnus
M34
Open cluster
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1649 ly
5.20 V
Perseus
M35
Open cluster
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2813 ly
5.10 V
Gemini
M36
Open cluster
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3773 ly
6.00 V
Auriga
M37
Open cluster
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4690 ly
5.60 V
Auriga
M38
Open cluster
—
3612 ly
6.40 V
Auriga
M39
Open cluster
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969.0 ly
4.60 V
Cygnus
M41
Open cluster
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2349 ly
4.50 V
Canis Major
M46
Open cluster
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5161 ly
6.10 V
Puppis
M47
Open cluster
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1554 ly
4.40 V
Puppis
M48
Open cluster
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2475 ly
5.80 V
Hydra
M50
Open cluster
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3178 ly
5.90 V
Monoceros
M52
Open cluster
—
5219 ly
6.90 V
Cassiopeia
M67
Open cluster
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2802 ly
6.90 V
Cancer
M93
Open cluster
—
3271 ly
6.20 V
Puppis
Mel071
Open cluster
—
—
7.10 V
Puppis
Mel072
Open cluster
—
—
10.10 V
Monoceros
Mel101
Open cluster
—
—
8.00 V
Carina
Mel105
Open cluster
—
—
8.50 V
Carina
NGC 1027
Open cluster
—
3581 ly
6.70 V
Cassiopeia
NGC 103
Open cluster
—
10 295 ly
9.80 V
Cassiopeia
NGC 110
Open cluster
—
—
—
Cassiopeia
NGC 1193
Open cluster
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17 318 ly
12.60 V
Perseus
NGC 1220
Open cluster
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10 004 ly
11.80 V
Perseus
NGC 1245
Open cluster
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10 266 ly
8.40 V
Perseus
NGC 1252
Open cluster
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—
—
Horologium
NGC 129
Open cluster
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6041 ly
6.50 V
Cassiopeia
NGC 133
Open cluster
—
—
9.40 V
Cassiopeia
NGC 1342
Open cluster
—
2130 ly
6.70 V
Perseus
NGC 1348
Open cluster
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7536 ly
—
Perseus
NGC 136
Open cluster
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15 549 ly
—
Cassiopeia
NGC 1444
Open cluster
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3787 ly
6.60 V
Perseus
NGC 146
Open cluster
—
9698 ly
9.10 V
Cassiopeia
NGC 1496
Open cluster
—
5086 ly
9.60 V
Perseus
NGC 1498
Open cluster
—
—
—
Eridanus
NGC 1502
Open cluster
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3452 ly
6.90 V
Camelopardalis
NGC 1513
Open cluster
—
4795 ly
8.40 V
Perseus
NGC 152
Open cluster
—
—
12.26 V
Tucana
NGC 1520
Open cluster
—
—
—
Mensa
NGC 1528
Open cluster
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3340 ly
6.40 V
Perseus
NGC 1545
Open cluster
—
2337 ly
6.20 V
Perseus
NGC 1548
Open cluster
—
—
—
Perseus
NGC 1557
Open cluster
—
—
—
Hydrus
NGC 1582
Open cluster
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3189 ly
7.00 V
Perseus
NGC 1605
Open cluster
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10 056 ly
10.70 V
Perseus
NGC 1641
Open cluster
—
—
—
Reticulum
NGC 1647
Open cluster
—
1914 ly
6.40 V
Taurus
NGC 1662
Open cluster
—
1343 ly
6.40 V
Orion
NGC 1663
Open cluster
—
—
14.54 V
Orion