Mother nature can be such a show off at times! I love this kind of stuff. It was very cloudy here, but others got some good pictures. Anyone else catch the show?
Summary: A coronal mass ejection hit Earth on Dec. 14th, sparking a severe (Kp=8) geomagnetic storm and auroras seen as far south as Arizona. The source of the CME was an X3-class explosion from sunspot 930 on Dec. 13th.