Fig6_1 Eclipse corona

Fig6_1 Eclipse corona

Fig. 6.1 . The million-degree solar atmosphere, known as the corona, is seen around the shadowed disk of the Moon during the solar eclipse on 11 July 1991. The electrically charged gas is concentrated by magnetic fields into numerous fine rays as well as larger helmet streamers. (Courtesy of HAO/NCAR.)

Copyright 2010, Professor Kenneth R. Lang, Tufts University