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Open Cluster

Messier 103

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m103,open cluster m103,ngc 581

Messier 103 (M103) is an open star cluster located in the northern constellation Cassiopeia. The cluster lies at a distance of 10,000 light years from Earth and has an apparent magnitude of 7.4. Its designation in the New General Catalogue is NGC 581.
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Messier 93

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m93,ngc 2447

Messier 93 (M93) is an open star cluster located in the constellation Puppis. It lies at a distance of 3,600 light years from Earth. Messier 93 has the designation NGC 2447 in the New General Catalogue. The cluster has an apparent diameter of 22 arc minutes, roughly two thirds the size of the full Moon. This corresponds to a spatial extension of about 20 to 25 light years.
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Messier 67: King Cobra Cluster

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king cobra cluster,m67,ngc 2682

Messier 67 (M67), nicknamed the King Cobra Cluster, is an open cluster located in the northern constellation Cancer, the Crab. The cluster has an apparent magnitude of 6.1 and lies at an approximate distance of 2,610 to 2,930 light years from Earth. It has the designation NGC 2682 in the New General Catalogue.
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Messier 52

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ngc 7654,m52,open cluster

Messier 52 (M52) is a bright open cluster located in the northern constellation Cassiopeia. The cluster has an apparent magnitude of 6.9 and lies at… Read More »Messier 52

Messier 48

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m48,ngc 2548,open cluster

Messier 48 (M48) is an open star cluster located in Hydra, the largest constellation in the sky. The cluster has an apparent magnitude of 5.5 and lies at a distance of 1,500 light years from Earth. It has the designation NGC 2548 in the New General Catalogue.
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Messier 47

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m47,ngc 2422

Messier 47 (M47) is a bright open star cluster located in the southern constellation Puppis. The cluster lies at a distance of 1,600 light years from Earth and has an apparent magnitude of 4.2. It has the designation NGC 2422 in the New General Catalogue.
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