An X1.4 class flare erupted from the center of the sun, peaking on July 12, 2012 at 12:52 PM EDT. It erupted from Active Region 1520 which rotated into view on July 6.
Solar Storm Warning System May Predict Dangerous Radiation
SPACE.com | Photo By NASA/SDO/AIA
Fri, Jul 13, 2012 5:00 PM EDT
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