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

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Issues

May 1993

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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
Heating the Sun's Million Degree Corona
By Leon Golub
The Sun's tenuous outer atmosphere blazes hundreds of times hotter than its surface. Astronomers are just beginning to understand how.
pg. 26
Motes in the Solar System's Eye
By Thomas Brophy
Tiny bits of debris from beyond our solar system may tell astronomers how planetary systems form.
pg. 34
Violent Volcanos of Io
By Richard Talcott
Fiery eruptions on Jupiter's moon Io spew volcanic ash a hundred miles high and a thousand miles wide.
pg. 40
ASTRONOMY Sky Almanac
Beautiful Bootes
By Alister Ling
While the orange glow of Arcturus dominates the naked-eye view of Bootes, sterling clusters, galaxies, and double stars await telescopic observers.
pg. 56
Getting Hyper about Better Photos
By Kim Zussman
Want beautiful astrophotos of faint deep-sky objects? Then bake your film in a special gas.
pg. 64
Pluto Watch
By David J. Eicher
Grab an 8-inch scope, head out to a dark sky, and spot this elusive planet near the edge of the solar system.
pg. 70
Build a Lensless Schmidt Camera
By Peter Ramberg
This simple, do-it-yourself project will help you see and capture nearly perfect star images.
pg. 74
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