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The AstronomersAR11429
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NASA SDO - X-class Solar Flares & Solar Tsunami, March 7, 2012

On March 7, 2012 just a few minutes after midnight UT time the active region (AR11429) unleashed two strong X-class flare. The first, X5.4-class, showed a very bright flare, the second right after, X1-class, hurled a second coronal mass ejection into Space. Also seen can be a wave going across the Sun at approx. 1,000,000 mph - also known as a Solar Tsunami. Here are various views of this events over a couple of hours, including some close-up views of the Sunspot 1429. Credit: NASA SDO & Dr. A. Kosovichev, HMI

Channels: Solar astronomy 

Added: 2081 days ago by deek

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