Sky & Telescope February 2011

FEATURED ARTICLES

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The Perfect Solar Superstorm
Solar storms in 1859 wreaked havoc on telegraph networks worldwide and produced auoras nearly to the equator. What would a recurrence do to our modern technological world?
By Daniel N. Baker & James L. Green

Solar Radio Astronomy
It's relatively easy to observe the Sun at radio frequencies.
By J. Kelly Smith, David L. Smith, & William L. Joyner

Catch the Nearest Star
The Sun provides astrophotographers with a captivating target every clear day.
By Greg Piepol

BEYOND THE PRINTED PAGE

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New Scrutiny of the Sun's Secrets
The Solar Dynamics Observatory is taking continuous, fine-scale moves of every layer from the Sun's surface up. Click here to see movies, images, and more about SDO's work.
By Monica Bobra

Printing Error in Star Chart
A subtle layering error caused three stars to be overprinted. Click here for a corrected version.
By The Editors of Sky & Telescope

ALSO IN THIS ISSUE

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Celestron's 14-inch EdgeHD
A 21st-century update transforms Celestron's legendary telescope.
By Dennis di Cicco

Great Winter Double Stars
This season is as notable for its doubles, triples, and quadruples as for its nebulae and star clusters.
By James Mullaney

Taking the Bull by the Horns
Each tip of the horns of Taurus, the Bull, is adorned with a supernova remnant.
By Sue French

Venus Passages
In the winter dawn, Venus crosses the riches of summery Sagittarius.
By Alan MacRobert

Table of Contents
See what else February's issue has to offer.