Messier 110
From Memory Alpha, the free Star Trek reference
Messier 110 (also known as M110 and NGC 205) is one of the Andromeda Galaxy's satellite galaxies.
A picture of the Messier 110 was on display in the briefing room of the USS Enterprise when the crew was reviewing star charts to search for the origin of an unknown buoy. (TOS: "The Corbomite Maneuver")
