21 Dec 2023
This is an emission and reflection nebula in the constellation Cassiopeia. Also known as the Ghost nebula. The bright star is a blue-white sub-giant variable (Gamma Cassiopeia), that is surrounded by a gaseous disc. The radiation from this star is affecting the nebula, resulting in regions of red and blue light. Data from the Observation Bundle.
IC 63
5 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Halpha | 300 | 2h30m | 30 |
| SII | 300 | 2h30m | 30 |
| OIII | 300 | 2h30m | 30 |