English Stock 16 Cited by user Fotaun on 27 Nov 2019 Stock 16 is a very young Galactic open cluster in the H II region RCW 75 (= Gum 48a).
English RCW 38 Cited by user Fotaun on 27 Nov 2019 The star cluster several O-type stars with masses much larger than the sun. When these stars die, likely before the dispersal of the cluster, they will explode as…
English RCW 36 Cited by user Fotaun on 27 Nov 2019 RCW 36 (also designated Gum 20) is an emission nebula containing an open cluster in the constellation Vela.