01 Apr 2022
Maybe my favorite deep sky object, the Lion Nebula it's an HII region in which are located two Wolf-Rayet stars, that are the main source of ionization of the nebula.
Sh 2-132
12 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Halpha | 583 | 5h40m | 35 |
| OIII | 618 | 5h50m | 34 |
| SII | 600 | 5h40m | 34 |