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

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Issues

June 2009

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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
How we could see another universe
By Steve Nadis
Our universe may form one bubble of many in a vast multiverse. Cosmologists are now searching for signs of another bubble universe colliding with ours.
pg. 24
Illustrated: How we see the sky
By Richard Talcott, Roen Kelly
Astronomers use a concept called the celestial sphere to understand the sky and its motions.
pg. 30
New technique closes in on dark energy
By Ashley Yeager
Astrocombing will revolutionize cosmologists' method of measuring cosmic expansion.
pg. 32
Adam Block's awesome universe
By Tom Polakis
From an Arizona mountaintop, Adam Block introduces amateur astronomers to cutting-edge imaging.
pg. 46
By Liz Kruesi
See more of this reknowned astroimager's breathtaking work.
Explore the Gem of the Milky Way
By Alan Goldstein
Summer's Scutum Star Cloud holds numerous observing treats for any size telescope.
pg. 52
Discover the sky's deepest, darkest secrets
By Michael E. Bakich
Over three dark nights in southern Arizona, two observers track down dozens of the sky's most exotic objects.
pg. 56
By Michael E. Bakich
In October 2008, I got to spend 3 incredible nights under a pitch-black sky.
Orion's low-cost APO delivers sharp images
By Mike D. Reynolds
The new EON refractor is affordable, portable, and well-built.
pg. 60
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