Night Sky Observer's Guide Volume 2: Spring and Summer books NGC 6188 and NGC 6193

NGC 6188 and NGC 6193 in Ara

Venus) or 10-day (Sun

is interacting with another galaxy

The second edition contains new chapters about the Jewish and Moslem Calendars

To get around these problems we created the Deep Sky Field Guide to Uranometria 2000

Night Sky Observer's Guide Volume 2: Spring and Summer books NGC 6188 and NGC 6193By 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