California-nebula or NGC 1499 - 200mm ( Jochen Schuster ) - AstroBin
FreeAstroScience.com: Explore Sh2-200: A Planetary Nebula in Cassiopeia
Astronomers Do It In The Dark - M42 and the Horsehead Nebula 200mm Widefield - Messier Nebulae - Nebulae in Charles Messier\'s catalog
The light emmiting core of the nebula is seen behind the inner molecular rift of the solar system. one hardly realizes that the nebula is 200 parsec away, for the impression it