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martes, 22 de junio de 2010

Spectacular Aurora Ribbon Photographed by Astronaut : Big Pic

June 21, 2010 -- This spectacular photograph shows a snaking aurora over the southern hemisphere as the International Space Station (ISS) orbited overhead. It occurred during a geomagnetic storm, likely caused by a coronal mass ejection (CME) slamming into our planet's magnetosphere.

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