M55 – Messier Objects

m72,m72 globular cluster,m72 star cluster

Messier 72

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July 24, 2015April 11, 2026

Messier 72 (M72) is a globular star cluster located in the constellation Aquarius, the Water Bearer. The cluster has an apparent magnitude of 9.35 and… Read More »Messier 72

Messier 55 (M55), also known as the Summer Rose Star, is a globular cluster located in the constellation Sagittarius. The cluster has an apparent magnitude of 7.42 and lies at a distance of 17,600 light years from Earth. It has the designation NGC 6809 in the New General Catalogue.
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