This collage of solar images from NASA's Solar Dynamics Observatory (SDO) shows how observations of the sun in different wavelengths helps highlight different aspects of the sun's surface and ... more 
This collage of solar images from NASA's Solar Dynamics Observatory (SDO) shows how observations of the sun in different wavelengths helps highlight different aspects of the sun's surface and atmosphere. less 
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SPACE.com | Photo By NASA/SDO/Goddard Space Flight Center
Wed, Jan 23, 2013 2:00 PM EST