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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.
Mercury: Planet of fire and ice
The MESSENGER spacecraft reveals Mercury to be a world with unexpected composition, an offset magnetic field, and permanently shadowed craters that may harbor ice.
New clues to the Moon's distant past
Two probes uncover a shrinking, water-rich lunar world beset by extreme conditions.
How astronomers make sense of starlight
Scientists learn what objects are made of, how hot they are, and even how fast the universe is expanding by analyzing their light.
Wander winter's deep sky
Spectacular objects await you this season no matter your telescope's size.
In the December 2011 issue of Astronomy, I wrote “Wander winter’s deep sky,” which was a guide to great celestial sights through five sizes of telescopes: 3- to 4-inch, 6- to 8-inch, 10- to 12-inch, 14- to 18-inch, and 20-inch and up. We didn’t have room enough to picture all the objects, so I thought I’d bring 10 more of them to you here. Enjoy!
Discover an asteroid!
In these days of professional sky surveys, amateur astronomers can still find minor planets. Here's how one imager uncovered 11.
Visit Southern California's top astronomy sites
From the discovery that the universe is expanding to building the next-generation Mars rover, Southern California harbors must-see locations for anyone interested in astronomy.
Astronomy tests Tele Vue's new eyepiece line
Delos eyepieces feature generous eye relief, a wide field, and tack-sharp optics.
Bob Bermans Strange Universe
Glenn Chaples Observing Basics
Stephen James Omearas Secret Sky
David H. Levys Evening Stars
Tony Hallas Imaging the Cosmos
The Sky this Month
In Every Issue
This Month in Astronomy
Save the James Webb Space Telescope
Juno begins voyage to explore Jupiter
New findings about the Moon's early years
Astro Confidential: Risa Wechsler
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