The Sun on May Day, 2013

Our local star is looking very active today, with multiple active areas. AR1730, to the center of the disk, and AR1731, to the right and below it, have the potential to erupt with X-Class flares.


Here's a closeup of that prominence at the 9 o'clock position on the image above:


Finally--here's a more "pumped up" version of the original image:


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