Similar to NGC_6621
NGC 4236
NGC 4236NGC 6621
NGC 6621M32 (天体)
Messier 32M82 (天体)
Messier 82NGC 7
NGC 7NGC 13
NGC 13NGC 14
NGC 14NGC 20
NGC 20NGC 26
NGC 26NGC 41
NGC 41NGC 42
NGC 42NGC 48
NGC 48NGC 49
NGC 49NGC 55
NGC 55NGC 87
NGC 87NGC 92
NGC 92NGC 145
NGC 145NGC 147
NGC 147NGC 185
NGC 185NGC 514
NGC 514NGC 895
NGC 895NGC 1032
NGC 1032NGC 1232
NGC 1232NGC 1448
NGC 1448NGC 2403
NGC 2403NGC 2442
NGC 2541
NGC 2541NGC 2683
NGC 2683