An explosion of particles arrived at Earth on Thursday, and could lead to visible northern lights in much of the country ...
A severe solar storm sparked by an intense flare from the sun could reach "extreme" levels as it bombards Earth, NOAA ...
Strong solar storm brought dazzling natural phenomenon to rare parts of the world late Thursday and early Friday, lighting up ...
The G4 geomagnetic storm that brought auroras across the U.S. also generated electrical currents in rocks under the ground.