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

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Issues

January 1990

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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
The Decade of New Horizons
Space science will push back the frontiers of the universe in the nineties.
pg. 20
A New Era in Space
By David J. Eicher
Over fifty missions are planned for the 1990s by the world's space agencies.
pg. 22
Seeing the Unseen Sun
By Richard Talcott
Ulysses will show us the Sun from above its poles.
pg. 30
The Promise of the Space Telescope
By Stephen P. Maran
No region of the universe will escape its penetrating eye.
pg. 38
Bound for Jupiter
By Joel K. Harris
At long last, the Galileo spacecraft is on its way.
pg. 46
ASTRONOMY Sky Almanac
ASTRONOMY'S 1990 Sky Guide
By Robert Burnham
A complete observing guide to the year's celestial events.
pg. 70
Stalking the Elusive Horsehead
By David Higgins
Don't miss this beautiful deep-sky object.
pg. 82
In Pursuit of the Perfect Planet
By Donald Parker, as told to Robert Reeves
Don Parker on planetary photography.
pg. 88
The Six Tails of Brorsen-Metcalf
By David J. Eicher
Comet Brorsen-Metcalf dazzled observers last summer.
pg. 96
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