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NASA Discovers Recent Solar Flare Largest in Sun Cycle

Christiaan Patterson

February 18, 2011

Love wasn’t the only thing sparking heat on Valentine’s Day. According to NASA, the sun released the largest solar flare in four years! X-Class came from the sunspot 1158 on the surface and is expected to reach earth by mid week. Solar flares occur when magnetic energy in the sun’s atmosphere build up and explodes,...

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solar flares