. . "M 31" . "Andromeda Galaxy" . "NGC 224/M 31" . . . "P2 concentration of Andromeda's nucleus" . . . . . "Andromeda_Galaxy" . . "P2 concentration" . "the nearest galaxy" . . "at 2,540,000 light-years" . . . . . . "Andromeda nebula" . . "M31 (Andromeda Galaxy)" . . . . "galaxy" . "Andromeda Nebula" . . "M31" . . . . . "Great Nebula" . "visually" . "great Andromeda Galaxy" . . . . "impact by M32" . . . . . "M31, Andromeda" . . "Andromeda galaxy" . "warp" . . . . . "Andromeda Observatory" . . . . "\\\"Andromeda Nebula\\\"" . . "Andromeda \\\"nebula\\\"" . . "Messier 31" . "Andromeda Galaxy" . "Cap" . "Andromedae" . . "Great Galaxy of Andromeda" . "Andromeda" . "2.5 million light years away" .