(NEXSTAR) – For the first time since 2005, Earth is bracing to be hit by a powerful, G4 geomagnetic storm. NOAA’s Space Weather Prediction Center (SWPC) expects the arrival of at least five ...

Before this latest eruption from the Sun, the SWPC had issued a Geomagnetic Storm Watch from Thursday through Saturday after an X7.1, the third-strongest of the solar cycle. The SWPC rates solar ...

This magnetism was strongest in dark regions called sunspots ... sunspots have come and gone on a cycle that appears to be ...

Solar storms are caused by energy released from ... hurdled toward Earth. They created the strongest geomagnetic storm to reach Earth in two decades and what is potentially among the strongest ...

It was, however, the strongest this year ... researchers say we can expect to see more strong solar storms — and, hopefully, more strong bouts of the northern lights.

Space weather forecasters say a severe solar storm heading to Earth could stress power grids even more as the U.S. deals with major back-to-back hurricanes ...

On October 28th, a breathtaking Northern Lights display dazzled the northern United States residents after strong solar flare ...