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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.
Will Curiosity find life on Mars?
NASA’s Mars Science Laboratory mission packs the most advanced suite of scientific instruments ever sent to another world.
How twin rovers found water on Mars
In 2004, NASA landed two robot geologists on Mars, hoping to get 90 days of work out of them. After eight years of exploration, Spirit and Opportunity have deepened our knowledge of the Red Planet.
Illustrated: How we’ll get to Mars
Landing humans on the Red Planet will be difficult and dangerous — but it can be done.
The Red Planet’s colorful past
Since antiquity, Mars has captured our minds and imaginations, and its study has led to important discoveries — and some of the greatest misconceptions — in planetary science.
Imaging heaven and Earth
Astrophotographer Wally Pacholka has made an art of capturing amazing landscapes and skies.
Explore the Summer Triangle
Although you’ll never see Mars within the area bounded by these three bright stars, you can explore double stars, nebulae, and star clusters.
20 best dark-sky sites in the U.S.
Searching for a place to set up your telescope? A top-notch location might be closer than you think.
Astronomy tests Vixen’s compact astroimaging mount
The Polarie Star Tracker makes it easy to take long-exposure wide-field images.
Bob Bermans Strange Universe
Stephen James O’Meara’s Secret Sky
Glenn Chaples Observing Basics
Tony Hallas Imaging the Cosmos
The Sky this Month
StarDome and Path of the planets
In Every Issue
This Month in Astronomy
Gamma-ray bursts not responsible for extreme cosmic rays
A longer Late Heavy Bombardment?
Astro Confidential: Kate Rubin
The Cosmic Grid
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