Amateur astronomers of all expertise from beginner to experienced will find this a thorough star cluster atlas perfect for easy use at the telescope or through
Astronomy enthusiasts will all appreciate the detailed yet easily-assimilated description of star clusters, how they were formed as our Milky Way galaxy, how th
'Deep Sky' refers to the universe beyond our own solar system. Using binoculars or telescopes, any sky-gazer can become a deep sky observer. Deep Sky Observer's