Herschel 394 (NGC 7662) - Blue Snowball
Herschel 394 (NGC 7662), also known as Blue Snowball, is a planetary nebula located within the constellation Andromeda. Herschel 394 is best viewed during Fall, is magnitude 9, and can be viewed with large binoculars.
Herschel 394 is also listed in the Caldwell catalog as object C22.
- Herschel #:
- Blue Snowball
- planetary nebula
- Caldwell reference:
- 23h 25.0m
- +42° 33'
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