Crescent Nebula - emission nebula
Crescent Nebula, is a emission nebula located in the constellation Cygnus .
Crescent Nebula is magnitude 7.4 and is 18' x 12' in size. For reference, the full moon is 30' (arc minutes) or 0.5° in size.
- Crescent Nebula
- emission nebula
- 18' x 12'
- Caldwell #:
* One can see up to magnitude 7-8 objects with perfect eyes under ideal dark sky conditions.