For two nights, dazzling auroras delighted sky-gazers in unexpected places, including in the US as far south as Florida. The cause: dual solar storms unleashed by the sun reaching Earth. A severe ...

The Sun has just unleashed an M5-class solar flare, a powerful burst of radiation that signals a clear uptick in solar activity as the current cycle heads toward its peak. While this event is not the ...

A massive solar flare unleashed November 11 was one of the strongest on record, experts say—and the Earth-based fallout from weather on our closest star isn’t done yet. The flare—a powerful burst of ...