Proba-2 shows solar eruption that touched Earth (w/ Video)
Wednesday, April 14, 2010 - 14:42
in Astronomy & Space
(PhysOrg.com) -- Polar skies glowed with ghostly auroras last week during the biggest geomagnetic storm of 2010. The event owed its origin to a solar eruption a few days earlier -- revealed here in high-speed detail by ESA?s small Sun-watcher Proba-2.