Similar to Sh2-155
NGC 50
NGC 50NGC 51
NGC 51NGC 52
NGC 52NGC 53
NGC 53NGC 54
NGC 54NGC 57
NGC 57NGC 59
NGC 59NGC 60
NGC 60NGC 1806
NGC 1806NGC 2217
NGC 2217NGC 3552
NGC 3552NGC 3576
NGC 3576NGC 3596
NGC 3596NGC 4196
NGC 7742
NGC 7742
OCA-DLR小惑星サーベイ
OCA–DLR Asteroid Survey
OGLE-2018-BLG-0677Lb
OGLE2-TR-L9b
OGLE2-TR-L9b
OH/IR星
OH/IR starOJ 287
OJ 287
Orbit@home
Orbit@homePCAS
Palomar Planet-Crossing Asteroid Survey
PJ352-15
PJ352–15PSO J030947.49+271757.31
PSO J030947.49+271757.31PSR J1719-1438
PSR J1719−1438PSR J1748-2446ad
PSR J1748−2446ad
QSO B1359+154
CLASS B1359+154
R136a1
R136a1