Solar action
| Contributed by Jim Lafferty from Redlands, California |
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The Sun showed the remnants of an M5 class flare on its western limb when the imager captured this shot. It originated in active region 11745. What stands out most, however, are the numerous loop prominences arching above the solar limb. (Lunt 100mm Hydrogen-alpha telescope, Point Grey Grasshopper 3 CCD camera, taken May 22, 2013, at 18h02m20s UT)
Picture of the Day Archive