<p><strong>The <a href="http://ngm.nationalgeographic.com/2009/10/fezzan/bowden-text">Sahara</a> twinkles under a stretch of the <a href="http://maps.nationalgeographic.com/maps/print-collection/milky-way.html">Milky Way galaxy</a> in an image taken on board the International Space Station by NASA astronaut Reid Wiseman.</strong></p><p dir="ltr">Wiseman and his fellow Expedition 41 crew members will perform two spacewalks in the next couple of weeks for maintenance and repair work. (Read about the <a href="http://ngm.nationalgeographic.com/2010/12/milky-way/croswell-text">Milky Way galaxy</a> in <em>National Geographic </em>magazine.)</p><p dir="ltr"><em>—Photo gallery by Mallory Benedict, Text by Dan Vergano and Jane J. Lee</em></p>

Twinkle, Twinkle

The Sahara twinkles under a stretch of the Milky Way galaxy in an image taken on board the International Space Station by NASA astronaut Reid Wiseman.

Wiseman and his fellow Expedition 41 crew members will perform two spacewalks in the next couple of weeks for maintenance and repair work. (Read about the Milky Way galaxy in National Geographic magazine.)

—Photo gallery by Mallory Benedict, Text by Dan Vergano and Jane J. Lee

Photograh by Reid Wiseman, NASA

Week's Best Space Pictures: Sahara Glows, Hawaii Erupts, and Greenland Melts

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