M30, Globular Cluster in Capricornus
Target Type R. A. Dec. Constellation Magnitude Size M30(NGC 7099) Globular Cluster 21h 40m 22s -23° 10′ 48″ Capricornus +7.19 12.0 arcmin Overview Charles Messier discovered this cluster in August 1764, believing it to be a round nebula with no stars. Almost twenty years later, in 1783, William Herschel resolved its stars, seeing it as …