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Complex Sun Spot, 9th May 2012
Posted on Thursday, May 10, 2012
Uploaded by
Waspie_Dwarf

Image credit: NASA/SDO
Uploader comment: This image shows the biggest and most complex sun spot visible on the sun as of May 9, 2012. It has produced 7 M-class flares so far, but has not produced any coronal mass ejections that could cause geomagnetic storms near Earth.
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