A fairly simple proof of concept scene for animation of stellar atmospheric activity such as prominences and flares. Uses only a simple particle system and halo materials, so it's suitable for much more elaboration. See this post on Blenderartists forum for more details: [http://blenderartists.org/forum/showthread.php?206669-animated-sun-corona&p=2050183#post2050183](http://blenderartists.org/forum/showthread.php?206669-animated-sun-corona&p=2050183#post2050183)