Solar blast heading our way

The sun has unleashed a blast in Earth's direction, and that should cause brighter-than-normal auroral displays this weekend. Skywatchers won't be the only ones monitoring the storm: The folks in charge of power grids and orbiting satellites will also be on guard to make sure the disturbance in the (geomagnetic) force won't be disruptive.

MORE: http://cosmiclog.msnbc.msn.com/_news/2012/01/19/10192639-solar-blast-heading-our-way

See also...

NASA SDO - M2.6 Solar Flare on January 19, 2012