Coronal Mass Ejection (IMAGE)

National Center for Atmospheric Research/University Corporation for Atmospheric Research

Coronal Mass Ejection

Caption

A number of NASA instruments captured detailed images of this coronal mass ejection on Aug. 31, 2012. Although CMEs can damage sensitive technological systems, this one just struck a glancing blow to Earth's atmosphere. New research that quasi-annual variations in solar activity, which may help experts better forecast these powerful events.

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Image by NASA

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