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Photos: Sunspots on Earth's Closest Star

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Sunspot, May 9, 2012

Credit: NASA/SDO
The upper left corner of this image of the sun shows the biggest and most complex sunspot visible on the sun as of May 9, 2012. It has produced 7 M-class…Read More »





flares so far, but has not produced any coronal mass ejections that could cause geomagnetic storms near Earth.   Less «
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