Thursday, 6 September 2012

Solar flare....

The Sun ejected a massive solar filament into space at 4:36 p.m. EDT on Friday. http://on.wsj.com/P3ZahB

The flare, known as a coronal mass ejection, traveled close enough to Earth to appear on the night skies on Sept. 3. The rare display was captured by NASA's solar observatory in this photo.

Photo: Solar Dynamics Observatory/NASA

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