Thursday, December 9, 2010

A 'snake' slithers across the sun

Tue, 07 Dec 2010
John Roach writes:NASA's Solar Dynamics Observatory has captured what appears to be a giant snake slithering along the sun's southeastern limb. The feature is actually a magnetic loop of dense gas suspended over the solar surface.
The snaky filament, which was first noticed last week by NASA's STEREO-B spacecraft stationed over the sun's eastern horizon, showed signs of instability and had the potential for an impressive eruption, according to You've got to see SpaceWeather's time-lapse animated image of the flare-up. Article posted here

No comments: