15 Aug 2021
NGC 7635, also known as the Bubble Nebula, Sharpless 162, or Caldwell 11, is an H II region emission nebula in the constellation Cassiopeia
NGC 7635
5 credit
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Halpha | 640 | 2h40m | 15 |
| OIII | 560 | 2h20m | 15 |
| SII | 600 | 2h20m | 14 |