M99 is an example of a grand-design spiral galaxy. It is located 55 million light-years away from Earth. The galaxy was discovered in 1781 by the French astronomer Pierre Méchain, Charles Messier’s fellow comet hunter.
Description: M99 is an example of a grand-design spiral galaxy. It is located 55 million light-years away from Earth. The galaxy was discovered in 1781 by the French astronomer Pierre Méchain, Charles Messier’s fellow comet hunter.