Open clusters
663 CATALOGUED
Stars 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
NGC 6400
Open cluster
—
3947 ly
8.80 V
Scorpius
NGC 6404
Open cluster
—
8492 ly
10.60 V
Scorpius
NGC 6416
Open cluster
—
3428 ly
—
Scorpius
NGC 6425
Open cluster
—
3211 ly
7.20 V
Scorpius
NGC 643
Open cluster
—
—
—
Hydrus
NGC 643A
Open cluster
—
—
—
Hydrus
NGC 6444
Open cluster
—
—
—
Scorpius
NGC 6451
Open cluster
—
9791 ly
8.20 V
Scorpius
NGC 6469
Open cluster
—
5294 ly
8.20 V
Sagittarius
NGC 6506
Open cluster
—
—
—
Sagittarius
NGC 6507
Open cluster
—
—
9.60 V
Sagittarius
NGC 6520
Open cluster
—
5570 ly
7.60 V
Sagittarius
NGC 6525
Open cluster
—
—
—
Ophiuchus
NGC 654
Open cluster
—
9536 ly
6.50 V
Cassiopeia
NGC 6546
Open cluster
—
—
8.00 V
Sagittarius
NGC 6554
Open cluster
—
—
—
Sagittarius
NGC 6561
Open cluster
—
4769 ly
—
Sagittarius
NGC 6568
Open cluster
—
3380 ly
8.60 V
Sagittarius
NGC 657
Open cluster
—
—
—
Cassiopeia
NGC 6583
Open cluster
—
7378 ly
10.00 V
Sagittarius