False-color image of the Smith Cloud
Mare Serenitatis / Sea of Serenity
NRAO Jansky Lab and WVU
Artist concept of collisions in outer parts of a solar system
M82

Image Release: Starbursting in the Galaxy M82

Messier 82, the galaxy in which the nearest supernova in decades recently exploded, also is the closest galaxy that is undergoing a rapid burst of star formation, known as a starburst.