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

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Issues

July 2006

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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
Where is the universe heading?
By James S. Trefil
To find out how it all ends, scientists need to understand what makes up the universe.
pg. 36
This story is the 2007 winner of the American Institute of Physics' Science Writing Award for a Scientist. You can read this story here.
To answer big questions, scientists need to think big about their observing tools.
Cassini unveils Saturn
By Alfred S. McEwen
Nearly 2 years into its extraordinary mission, NASA’s Cassini spacecraft reveals the ringed planet’s secrets.
pg. 30
The Cassini mission has already delivered fantastic images and groundbreaking science. Here's what's planned for its second act.
Witness to cosmic collisions
By Robert Zimmerman
NASA’s Swift mission has helped astronomers solve the 35-year-old mystery of what causes short gamma-ray bursts.
pg. 44
Since the 1960s, various spacecraft have contributed to the current body of gamma-ray burst knowledge.
Spiders from Mars
By Francis Reddy
Dark, branching patterns on Mars’ south pole link the planet’s climate to its most prominent landforms.
pg. 48
Spiders are just one of many strange landforms at the martian south pole.
Discover great nebulae in Cygnus
By Steve Coe
Glowing gas and dark dust mingle in spectacular ways among the Swan’s star clouds.
pg. 62
Enjoy a variety of stunning nebulae in Cygnus.
A southern-sky Messier Catalog
By Michael E. Bakich
From south of the equator, you can observer 152 Bennett objects as impressive as the best in the north.
pg. 76
Use this printable list to target some spectacular celestial objects.
Solar eclipse trips
By Michael E. Bakich, David J. Eicher, Richard Talcott
Astronomy editors view the Sun’s corona from two Mediterranean locations.
pg. 84
See the sites from Astronomy's tour of the Mediterranean while chasing the March 29 eclipse.
Designed to shoot the sky
By Jack B. Newton
Canon’s EOS 20Da camera sets a new standard for astrophotography.
pg. 90
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