Year of the Comet
Comet C/2011 L4 (PANSTARRS)

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Issues

August 1989

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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. 
Features
Searching for the Waters of Mars
By Steven W. Squyres
Water once flowed on Mars, but where has it gone?
pg. 20
Approaching Neptune
By Richard Berry
This month Voyager 2 will bring us face to face with Neptune, the last stop on its Grand Tour of the solar system.
pg. 30
Inside Orion's Stellar Nursery
By Jeff Kanipe
The Orion Nebula hides a rich star-forming region.
pg. 40
The Day the Sun Cut Loose
By Gerrit L. Verschuur
On March 13, 1989, a shock wave from the largest solar flare in thirty years slammed into Earth.
pg. 48
ASTRONOMY Sky Almanac
Don't Forget the Bug Spray!
By David J. Eicher
You'll enjoy summer observing more with these helpful tips.
pg. 66
On the Trail of a Meteorite
By Christopher E. Spratt
Meteorite hunting is strenuous and frustrating, but the payoff is out of this world.
pg. 70
Great Astrophotos in Less Than an Hour
By Robert Bunge
One-hour photofinishing stores can produce high-quality prints.
pg. 78
Rewarding Star Clusters
By Alister Ling
Five challenging star clusters for small scopes.
pg. 86
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