A powerful flare unleashed a severe solar storm that caused auroras and GPS disruptions on Earth.

The planet is experiencing the most powerful solar event since 2003—and it's bringing spectacular Northern Lights.

Just as avalanches on snowy mountains start with the movement of a small quantity of snow, the ESA-led Solar Orbiter ...

Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...

Largest solar radiation storm in more than 20 years could trigger auroras on Earth - A solar radiation storm this large has ...

Solar Orbiter captured the most detailed view of a solar flare, observing the build-up of events that lead to the explosion.

Federal forecasters are warning that a powerful X-class solar flare could trigger strong radio blackouts and strain power ...

Solar Orbiter has captured the clearest evidence yet that a solar flare grows through a cascading “magnetic avalanche.” Small, weak magnetic disturbances rapidly multiplied, triggering stronger and ...

A rare solar storm, the strongest in over 20 years, disrupted signals and lit skies with vivid auroras worldwide, raising ...

The largest solar radiation storm in more than 20 years hits Earth, according to the National Oceanic and Atmospheric ...

Solar flares are powerful bursts of radiation. A SWPC report added that the storm calmed and reached G4 status again on ...

F or all of its life-sustaining energy, the sun is pretty chaotic. Roiling plasma covers its surface along with fluidic snarls of magnetic fields that birth solar flares. These fiery outbursts occur ...