M 97
M 97—The Owl Nebula (NGC 3587)
Abell 61
Abell 61 is an old, evolved planetary nebula, about the size of the M97 – The Owl, although much fainter. […]
M 42 Nomenclature
M42, the Great Orion Nebula, is probably one of the most interesting objects in the sky. The amount of details […]