NASA | Five X-class Flares

This movie shows 8 days – from Oct. 19-27, 2014 — in the life of the largest active region seen on the sun since 1990, including five X-class flares that erupted during that time. This video is public domain and can be downloaded at: Like our videos? Subscribe to NASA’s Goddard Shorts HD podcast: Or find NASA Goddard Space Flight Center on Facebook: Or find us on