Crab Neb li-1014

M1 Crab Nebula

Roger NelsonMessiers, Log Book, NGC Objects, Portfolios

M1 Crab Nebula M1 Crab Nebula (catalogue designations M1, NGC 1952, Taurus A) is a supernova remnant and pulsar wind nebula in the constellation of Taurus. The common name comes from William Parsons, 3rd Earl of Rosse, who observed the …

M101

M 101

Roger NelsonPortfolios, Galaxies, Lists, Log Book, Messiers, NGC Objects

M 101 Messier 101,The Pinwheel Galaxy, M101 or NGC 5457, is a face-on spiral galaxy 21 million light-years (6.4 megaparsecs) away from Earth in the constellation Ursa Major. It was discovered by Pierre Méchain in 1781[a] and was communicated that …

M13

M13

Roger NelsonMessiers, Globular Clusters, Log Book, NGC Objects, Portfolios

M13 Messier 13 or M13, also designated NGC 6205 and sometimes called the Great Globular Cluster in Hercules or the Hercules Globular Cluster, is a globular cluster of several hundred thousand stars in the constellation of Hercules. Messier 13 was …