Similar to ふくろう星雲
NGC 7320
NGC 7320
NGC 7331
NGC 7331NGC 7424
NGC 7424NGC 7479
NGC 7479NGC 7522
NGC 7522
NGC 7635
Bubble NebulaNGC 7742
NGC 7742NGC 7752
NGC 7790
NGC 7790
NGC 7793
NGC 7793NGC 7814
NGC 7814NGC 50
NGC 50NGC 51
NGC 51NGC 52
NGC 52NGC 53
NGC 53NGC 54
NGC 54NGC 63
NGC 63NGC 252
NGC 252
NGC 2169
NGC 2169NGC 4666
NGC 4666NGC 5084
NGC 5084