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

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Web Extras
Go deeper into the stories of Astronomy magazine. These online features bring you additional research, interviews, photos, and more our editors turned up while creating the stories for this issue.
November 2010
November 2010 WE NGC 1893
Enjoy more images from Orion's 8-inch astrograph.
By Michael E. Bakich // Published: September 27, 2010
120-Setting-up-for-the-ecli
The Marquesas and Tuamotu islands were our companions as we sailed to the July 11, 2010, total solar eclipse.
By Richard Talcott // Published: September 27, 2010
27-Ready-for-the-big-event
The 2-week eclipse adventure through South America produced lots of great shots.
By Michael E. Bakich // Published: September 27, 2010
Titan
Watch as the Huygens probe lands on an alien moon — with features and a landscape remarkably similar to our own.
By Bill Andrews // Published: September 27, 2010
Johannes Kepler
Johannes Kepler was a brilliant mathematician who contributed to many areas of science.
By Liz Kruesi // Published: September 27, 2010
Andromeda Galaxy (M31)
There are 39 more Local Group galaxies to see.
By Liz Kruesi // Published: September 27, 2010
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