31 Oct 2021
Sh2-308, or the Dolphin Nebula, is an H II region located near the center of the constellation Canis Major, composed of ionised hydrogen.
Sh 2-308
1 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Halpha | 600 | 10m | 1 |
| OIII | 600 | 10m | 1 |