Sunday, April 17, 2016

Quiet Sunspot Wakes Up, Explodes

Source - Space Weather News for April 18, 2016:

BIG SUNSPOT ERUPTS: Surprise! Quiet sunspot AR2529 isn't so quiet, after all. The heart-shaped active region erupted on April 18th (00:39 UT), producing a strong M6.7-class solar flare and shortwave radio blackouts around the Pacific. Visit for more information.

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