NASA has reported a X4.2 solar flare, so what does it mean? We break down what a solar flare is and how it connects to the ...
Morning Overview on MSN
The sun just unleashed its biggest solar flare in 30 years and Earth is on alert
The sun has just fired off an eruption so intense it ranks among the most powerful solar flares seen in three decades, a jolt of energy that has put space weather forecasters and power grid operators ...
Starlust on MSN
Sunspot region 4366 erupts with yet another X-class solar flare, causes radio blackout
The X4.2-rated flare erupted at 7:13 a.m. EST on February 4.
Space.com on MSN
Sun unleashes colossal X4.2 solar flare, knocking out radio signals across Africa and Europe (video)
An impulsive X4.2 solar flare sparked strong radio blackouts across Africa and Europe as the giant sunspot continues to rage.
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