An active region on the Sun, AR1515, has been putting on quite a show over the last 8 days, sending out all sorts of solar flares. Scientists were sure the huge sunspot was building up to produce an X-class explosion, and they were right. At 23:08 UT on July 6, 2012 it unleashed an X1-class … Continue reading "The Sun Blasts Out an X1-Class Solar Flare"