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 2166
Open cluster
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12.86 V
Dorado
NGC 2169
Open cluster
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3227 ly
5.90 V
Orion
NGC 2172
Open cluster
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11.75 V
Dorado
NGC 2176
Open cluster
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—
—
Dorado
NGC 2177
Open cluster
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12.83 V
Dorado
NGC 2180
Open cluster
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9.00 B
Orion
NGC 2184
Open cluster
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1876 ly
—
Orion
NGC 2186
Open cluster
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7374 ly
8.70 V
Orion
NGC 2192
Open cluster
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12 926 ly
10.90 V
Auriga
NGC 2194
Open cluster
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11 170 ly
8.50 V
Orion
NGC 220
Open cluster
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14.39 V
Tucana
NGC 2202
Open cluster
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—
—
Orion
NGC 2204
Open cluster
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13 712 ly
8.60 V
Canis Major
NGC 2213
Open cluster
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12.38 V
Mensa
NGC 2214
Open cluster
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10.93 V
Dorado
NGC 2215
Open cluster
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3107 ly
8.45 V
Monoceros
NGC 2219
Open cluster
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—
—
Monoceros
NGC 222
Open cluster
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12.64 V
Tucana
NGC 2225
Open cluster
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10 239 ly
—
Monoceros
NGC 2226
Open cluster
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—
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Monoceros