It was first published in 1774 by the French astronomer Charles Messier with 45 objects. It now includes 110 celestial objects: 40 galaxies, 29 globular clusters, 28 open star clusters ...

Also known as Messier 83, the galaxy is bright enough that it can even ... but which is located in a different area of the sky — 110 million light-years away in the constellation of Ursa Major.

Read Showing a large portion of M66, this Hubble photo is a composite of images obtained at visible and infrared wavelengths. The images ...