30 Aug 2023
M33 is a spiral galaxy 2.73 million light-years away in the constellation Triangulum, and is the third-largest member of the Local Group of galaxies, behind the Andromeda Galaxy and the Milky Way.
Andromeda Galaxy
37 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 351 | 12h35m | 129 |
| Red | 256 | 9h10m | 129 |
| Green | 256 | 9h10m | 129 |
| Blue | 258 | 9h10m | 128 |
| Halpha | 380 | 13h30m | 128 |