23 Jul 2023
The Crescent Nebula (also known as NGC 6888, Caldwell 27, Sharpless 105) is an emission nebula in the constellation Cygnus, about 5000 light-years away from earth
NGC 6888
6 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| OIII | 132 | 3h | 82 |
| Halpha | 132 | 3h | 82 |
| SII | 96 | 2h10m | 81 |