Consider the following: In the past, an active sunspot could emerge on the far side of the Sun completely hidden from Earth. Then, the Sun’s rotation could turn that region toward our planet, spitting flares and clouds of plasma, with little warning.
“Not anymore,” says Bill Murtagh, a senior forecaster at NOAA’s Space Weather Prediction Center in Boulder, Colorado. “Farside active regions can no longer take us by surprise. Thanks to STEREO, we know they’re coming.” FULL ARTICLE & VIDEO – http://bit.ly/eJeYCF