A large coronal hole is currently transiting the solar disk center.   This may be a source of high-speed solar wind and potential geomagnet...

SDO images are featured in a slideshow on the BBC website In Pictures: Raw Power of the Sun . Check and see if favorites are there.

AR 11748 unleashed another X-class flare last night. It was an X1.2, peaking at 0148 UTC, 15-May-2013 (9:48 pm ET, 14-May-2013). The locati...

A movie in AIA 304 covering all three X-class flares we saw since Monday morning. There were a lot of little flares from the same region....

The Sun unleashed another X-class flare last night, the third in 24 hours. They have all come from the same active region, which is AR...

Here's a movie of the second X-class flare, which erupted at 1605 UTC on 13-May-2013. This movie uses the AIA 131 passband, which is ...

Last night at 0200 UTC (10:00 pm ET) the Sun unleashed a an X1.7 flare! It was over the east limb (left edge of SDO images) from the viewpo...