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 ...
The sun just unleashed one of its largest solar explosions in recent years, temporarily causing a radio blackout on Earth and ...
The G4 geomagnetic storm that brought auroras across the U.S. also generated electrical currents in rocks under the ground.