Messier 5

Messier 5 (M5) also designated as NGC 5904 is located in the northern constellation Serpens.  Messier 5 is a globular cluster which was discovered by German astronomer Gottfried Kirch in 1702 while he was observing a comet. First he believed it was to be a star with nebulosity. After the discovery William Herschel resolved roughly 200 individual stars in the cluster in 1791. Messier 5 … Continue reading Messier 5

Messier 4

Messier 4 (M4) also designated as NGC 6121 is located in the constellation of Scorpius. Messier 4 is a globular cluster which is discovered in 1745 by Swiss astronomer and mathematician Philippe Loys de Chéseaux.  and lately cataloged by Charles Messier in 1764. And recorded first globular cluster in which each and every stars were resolved. Messier 4 has an approximate distance of 7,200 light years … Continue reading Messier 4

Messier 1 : Crab Nebula

Messier 1 (M1) also known as Crab nebula, Taurus A or NGC 1952 is an expanding supernova (exploded star) remnant located in the constellation of Taurus. By using a 36-inch telescope William Parson is the first person to observe the object in 1840 and he came up with a drawing which looked similar to a crab. The current name came up with that. Crab nebula was the historical first astronomical object identified as a supernova explosion. Continue reading “Messier 1 : Crab Nebula”