"Sky & Telescope Magazine has been the world's leading source of accurate and up to date information about astronomy and space science since 1941. This magazine appeals to the full spectrum of astronomy enthusiasts, from the novice ready to purchase a first telescope, to the enthusiastic amateur looking to enhance observing skills and equipment, to the professional desiring to keep up with this dynamically changing field. Every issue features articles and departments rich in information and images that compel ordinary folk to go out and experience the night sky. And when they observe, they take Sky & Telescope along as their guide. Regular features include test reports, a celestial calendar, news, product reviews and musings from comet discoverer David H. Levy."