Geomagnetic storm subsiding
Thursday, April 14, 2011 - 06:30
in Astronomy & Space
A geomagnetic storm that sparked auroras around the Arctic Circle and sent Northern Lights spilling over the Canadian border into the United States on April 12, 2011 is subsiding. NOAA forecasters estimate a 25% chance of more geomagnetic activity during the next 24 hours.