all & only about software downloads for amateur astronomy
An online astronomical community including equipment reviews, forums and classifieds.
Cool info focused mainly on the observation of man-made objects in space.
FREE* Sky Maps Each Month For you to explore, learn and enjoy the night sky
The Columbus Astronomical Society (CAS) is central Ohio's largest and oldest organization dedicated to the amateur study of astronomy. Since 1947, it has attracted members from every walk of life and all ages that share a passion for the night sky.
Clear Sky Charts is the astronomers forecast. It shows at a glance when, in the next 48 hours, we might expect clear and dark skies for one specific observing site. There are many, but the example above is for Blackfoot (the most sponsored chart).
A database of dark sky sites presented in an overlay to Google maps.