Wednesday, 22 August 2012

Surge Prom 22nd August

surge prom by Mark Townley
surge prom, a photo by Mark Townley on Flickr.

Activity isn't always just visible on the near side of the sun as this picture shows. A surge prom is visible as bright plasma spurts from an active region that has rotated out of view. I only got fleeting and infrequent views of this however it was a very dynamic and constantly changing feature.