Night Sky Observer's Guide Volume 2: Spring and Summer Planispheres over the entire period from

over the entire period from -4000 to +2600 would include over 3

Advanced Observing: Visual Mysteries of the Universe is based upon the popular Texas Star Party’s (TSP) Advanced Observing Programs

but you will probably soon find yourself recognizing a star ' s age by its color

and to learn about them

Volume 1 includes a brief tutorial on basic astronomy and astrophysics before delving into the constellations Andromeda

Night Sky Observer's Guide Volume 2: Spring and Summer Planispheres over the entire period fromBy George Robert Kepple and Glen Sanner. The original purpose of The Night Sky Observers Guide was to close the gap between observing literature and modern optics. It provided the owner of a medium or large aperture telescope with some idea of what to look for in such instruments both what objects can be seen, and what details may be seen within these objects. Now, with four volumes, it has become an indispensable resource for observing. The Night Sky