or the much bigger and brighter Rosette Nebula (NGC 2337), which is also known as "the Skull" by some. With a magnitude ...
or the much bigger and brighter Rosette Nebula (NGC 2337), which is also known as “the Skull” by some. With a magnitude around 11, NGC 246 is one of the faintest planetaries in the sky.
NGC 2337, which is also known as "The Skull" by some. With a magnitude of 10.9, NGC 246 is one of the faintest planetaries in ...