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July 2013 Sky & Telescope Explore the Heavens Tonight  
Let our experts teach you the magic of the night sky. With Sky & Telescope you'll receive in-depth information about the latest eyepieces, telescopes, and CCDs. Learn the sky with our easy-to-use charts. And our science coverage will keep you up-to-date on the latest discoveries.
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IN THE JULY 2013 ISSUE >
Featured Articles
Milky Way panorama
Amirali Momeni (S&T's online Gallery)
Is Plate Tectonics Necessary for Sentient Life?
Water, atmosphere, and pleasant temperatures are nice, but active geology could make or break a planet's habitability.
By Bruce Dorminey

Observing the Milky Way, Part I: Sagittarius & Scorpius
Binoculars are the ideal tool for exploring the galaxy we call home.
By Craig Crossen

Dew Busting
Dew can form suddenly and almost with warning. Here's how to stop it from ruining a nice night under the stars.
By Rod Mollise

Shooting with Modified DSLR Cameras
Expanding the spectral response of your camera opens up many new imaging opportunities.
By Hap Griffin
Beyond the Printed Page
Barnard's Star
Watch how far the second-closest star moves in just 63 years.   
read more >

By Alan MacRobert

Find Lalande 21185
Find the Northern Hemisphere's brightest M dwarf, just 8 light-years away.   
read more >

By Alan MacRobert

Watch a Star Wink Out
Get maps, finder charts, and more to view July 29th's asteroid occultation.   
read more >

By Alan MacRobert

Color Balance with eXcalibrator
Follow step-by-step instructions for beautifully balanced images.   
read more >

By Bob Fera

Lunar Librations
Librations and other lunar data for July 2013   
read more >

By Sean Walker
Barnard's Star
Also in This Issue
The Nearest Star for Northerners
Barnard's Star is the closest thing to the solar system after Alpha Centauri.
By Alan MacRobert

Reflecting on PanSTARRS
Rarely is such a bright comet so hard to see.
By John E. Bortle

Unraveling NGC 6946
This far-northern galaxy's spiral arms are unusually easy to resolve.
By Steve Gottlieb

Table of Contents
See what else July's issue has to offer.   
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comet PanSTARRS and crescent Moon
Robert Malinowski (S&T's online Gallery)

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