Another level M-Class flare

Another level M-Class flare

Another low level M-Class flare, this time raching M1.3 took place at 13:00 UTC Friday morning. The source of this flare was Sunspot 1319 which is approaching the western limb.Space Weather Prediction Center has just released a new page and tool to help predict

Behemoth sunspot 1263 has almost doubled in size

Behemoth sunspot 1263 has almost doubled in size

Behemoth sunspot 1263 has almost doubled in size this weekend. A 28-hour movie from NASA's Solar Dynamics Observatory shows the spot developing a tail that has added some 50,000 km of length to the active region.This development may increase the likelihood of a stro