28 Jun 2021
This is an image of NGC 6559. It is a nebula complex about 5,000 light years away in the constellation Sagittarius. It contains emission, reflection, and dark nebulae.
NGC 6559
2 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 750 | 50m | 4 |
| Red | 450 | 30m | 4 |
| Green | 450 | 30m | 4 |
| Blue | 750 | 50m | 4 |