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

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Issues

June 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
Piecing Together Earth's Early History
By William K. Hartmann
The Earth and Moon were born from violent collisions.
pg. 24
From Idea to Observation: The Space Telescope at Work
By Ray Villard
The Hubble Space Telescope's revolutionary views of the universe will require painstaking planning and precise orbital maneuvers.
pg. 38
How Far to the Galaxies?
By Vincent Kiernan
New research promises to bring us closer to an answer.
pg. 48
ASTRONOMY Sky Almanac
The Secrets of My Astrophotography Success
By Kim Zussman
Practice and the right equipment made for perfect photos of galaxies and nebulae, says a veteran astrophotographer.
pg. 68
Observe the Moons of the Outer Planets
By Richard Talcott
Here's how to view the moons of Saturn, Uranus, and Neptune.
pg. 74
You Can See a Star Flicker behind Saturn's Rings
By Jeff Kanipe
On July 3 you can "see" the intricate structure of Saturn's rings.
pg. 80
The Challenge of Dusty Dark Nebulae
By David Higgins
These multishaped clouds of dust will test your observing skills.
pg. 86
Build a Backyard Observatory
By Steven Chomniak
Save hours of telescope set-up time with a roll-off roof observatory you can build in less than a month.
pg. 90
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