The Triangulum Galaxy is a spiral galaxy located 2.73 million light years away, in the constellation Triangulum.  Also known as M33, this galaxy is the third largest member of the Local Group, behind Andromeda and the Milky Way.  It may someday merge with the Andromeda Galaxy.  

This image is a series of 5 120 s exposures, taken with the MCAO 24 inch telescope