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

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Issues

March 1989

This issue is currently out of stock and will not be reprinted.
Subscribe today and save!
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
Looking inside the Sun
By James Charles LoPresto
The Sun rings with sound waves that may give away secrets hidden deep in the solar interior.
pg. 20
A New Window on Star Birth
By Karen Hartley
New submillimeter telescopes will open up unexplored territory.
pg. 32
The Curious Shapes of Cosmic Jets
By Jeff Kanipe
Individual circumstances determine why jets come in so many different shapes.
pg. 40
The Many Faces of the Sun
By Gerrit L. Verschuur
During the International Solar Month astronomers observed the Sun across the wavelengths for the first time.
pg. 46
ASTRONOMY Sky Almanac
Eight Lunar Wonders
By Michael T. Kitt
Odd lunar features have fascinated observers for centuries.
pg. 66
Your Own Piece of the Solar System
By Ferdinand Miller, Jr.
Create a three-dimensional model of your favorite planetary feature.
pg. 73
Galaxy Hunting around the Big Dipper
By Alan Goldstein
Springtime offers galaxies bright enough to be seen in binoculars and small telescopes.
pg. 78
How to Observe Planets during the Day
By Joe H. Palmer
You don't have to wait until night to see planets and stars.
pg. 86
Departments
Behind the Scenes
Letters
Viewpoint
Who Will Miss the Night Sky?
AstroNews
Saturn's Hexagon Jet
Space News
NASA's Mars Rover
Amateur News
Historic Refractor
Reader Reports
Capturing Mars on Paper
Forum
Astronomy Books
Meetings and Events
Readings and Resources
Credits
Advertiser Index
SEARCH SITE
Subscriber Only Access
Subscriber Only Content
Look for this icon. This denotes premium subscriber content. Learn more »
Become a Member of Astronomy.com
Register today for access to more valuable resource information.
Interact in our forums, comment on articles, receive our newsletter and much more!
Not a member?
Subscriber and Member Login
Password
Remember me