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The world's best-selling astronomy magazine offers you the most exciting, visually stunning, and timely coverage of the heavens above. Each monthly issue includes expert science reporting, vivid color photography, complete sky coverage, spot-on observing tips, informative telescope reviews, and much more! All this in an easy-to-understand, user-friendly style that's perfect for astronomers at any level.
The day Earth came to life
At some point in the dim past, non-living matter started to replicate itself. Scientists are still trying to figure out how.
What revved up the galaxy's hyperfast stars?
Since 2003 astronomers have found 16 stars escaping the Milky Way's gravity. The slingshot could be our galaxy's central black hole.
A new day dawns for Hubble
Shuttle astronauts installed two new instruments, fixed two older ones, and upgraded the space telescope's gyroscopes and batteries.
The stars that revealed the vastness of the universe
Cepheids are pulsating variable stars that astronomers use to measure cosmic distances. They remain at the heart of solving key cosmic riddles.
Astronomy's 2009 Astroimaging Contest
Amateurs accepted the challenge and sent us these dazzling images.
10 tips for beginning astroimagers
Use these techniques to produce celestial images you'll be proud to share with friends and relatives.
This month in Astronomy
Bob Berman's Strange Universe
David H. Levy's Evening Stars
The Sky this Month
Stephen James O'Meara's Secret Sky
Glenn Chaple's Observing Basics
The Cosmic Grid
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