Messier 56 (M56) is a globular star cluster located in the small northern constellation Lyra. M56 has an apparent magnitude of 8.3 and lies at a distance of 32,900 light years from Earth. The cluster has the designation NGC 6779 in the New General Catalogue.
Messier 13 (M13), also known as the Great Globular Cluster in Hercules, is a globular cluster located in Hercules constellation. Messier 13 is one of the brightest and best known globular clusters in the northern sky. The cluster has an apparent magnitude of 5.8 and lies at a distance of 22,200 light years, or 6,800 … [Read more…]