dendroica

rhamphotheca:

Strong Solar Flares This Weekend A Big Double Wammy

(AURORA BOREALIS MAY BE VISIBLE TONIGHT!!!)

by Laura Geggel

Two powerful solar storms arriving at Earth today have captured the public’s attention for their potential to spark amazing auroras, but scientists say there’s another reason to watch. The solar double whammy is actually somewhat rare.

The particles from the two flares could interact as they head toward Earth, and researchers at the National Oceanic and Atmospheric Administration’s Space Weather Prediction Center said they are monitoring the situation.

The sun unleashed a medium-sized flare on Monday (Sept. 8) followed by a second, larger flare, called an Earth-directed X-class flare, on Wednesday (Sept. 10). Both are from the same active sunspot region (Active Region 2158) and are directed at Earth, said Thomas Berger, director of the Space Weather Prediction Center, during a news conference yesterday (Sept. 11, 2014)…

(read more: Live Science)

images: Solar Dynamics Observatory - NASA and Accuweather

Esperto!