Triangulum Galaxy - M33 Variant:Canvas Some 40 light-years from Earth

Some 40 light-years from Earth

and ends with the brilliant blue star clusters along the outer edge

reaching progressively younger rocks that serve as a record on how Mars has evolved from a wet

It entered service with the USAF in 2005

Studying these relatively nearby galaxies helps scientists better understand structures seen in a much more distant universe

Triangulum Galaxy - M33 Variant:Canvas Some 40 light-years from EarthThe Triangulum Galaxy (Messier 33, M 33) is a spiral galaxy approximately 3 million light years from Earth in the constellation Triangulum. The Triangulum Galaxy is the third largest member of the Local Group of galaxies, which includes the Milky Way, the Andromeda Galaxy and about 44 other smaller galaxies.