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

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Issues

August 2001

This issue is currently out of stock and will not be reprinted.
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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
Out of Sight, Out of MOND
By Steve Nadis
If a maverick astronomer proves correct, dark matter may not permeate the universe - and we'd have to revisit the hallowed laws of Sir Isaac Newton.
pg. 26
Is There Life Under the Ice?
By Dana Mackenzie
With abundant liquid water lurking beneath a crust of frigid ice, Jupiter's moon Europa could provide a hospitable climate for life.
pg. 32
What's Water Got to Do with It?
By William Speed Weed
Everyone knows this simple molecule plays a key roll in the development and nourishment of life, but it also proves critical in the process of star formation.
pg. 38
Stepping Stones to Mars
By Dan Durda
A near-Earth asteroid could prove to be a tempting target for humans planning their next step beyond Earth orbit and as a trial run for the ultimate mission to Mars.
pg. 44
Voices in the Night
By Steve Edberg
If you like the idea of telling your telescope where to go, you should check out the new DigitalSky Voice software from Astro-Physics.
pg. 64
Celestial Portraits: Aquila and Scutum
By Tom Polakis
Backyard observers with small telescopes will find plenty of dazzling star clusters and glorious nebulae in this celestial duo.
pg. 66
Departments
Behind the Scenes
The Wait for "Falling Stars"
Talking Back
AstroNews
- Spying a Planet-Eating Star
- Black Hole Goes for a Spin
- Getting a Rise out of Mars
- New Survey Targets M31
- Nearby Galaxy Rich in Pulsars
- Hubble Captures the Horsehead Nebula
- Survival of the Fittest?
Sky Show
Mars dominates the evening sky, but it pays to devote at least a little attention to Uranus at its best and the annual Perseid meteor shower.
Ask Astro
Strange Universe
Star Stuff
Products
- Customized Planispheres
- Windwatch
Books
- The 23rd Cycle: Learning to Live with a
Stormy Star
- Arty the Part-Time Astronaut
- The Horse and the Iron Ball
- See the Stars: Your First Guide to the Night
Sky
- Oxford First Book of Space
- Our Earth and the Solar System
Media
- Galaxy Collider
Looking Ahead
Advertiser Index
Hot Shots
Night Vision
Ultimate Exposure
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