Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Mar 11, 2012
WEEKEND SOLAR FLARE: Sunspot AR1429 is still erupting this weekend. On Saturday, March 10th, it produced a powerful M8-class flare that almost crossed the threshold into X-territory. During the flare, New Mexico amateur astronomer Thomas Ashcraft recorded a series of radio bursts at 21 and 28 MHz: http://www.spaceweather.com