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

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

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

Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, ...

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

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

An X-class solar flare has produced an Earth-directed coronal mass ejection, increasing solar activity and raising the likelihood of geomagnetic impacts within 24 hours.

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

The storm is also responsible for pushing the aurora farther south, giving some people across the southern U.S. a rare chance to see the northern lights.

A whopping sunspot that is getting larger and crackling with activity threatens to flash powerful solar flares in our planet's direction. The sunspot, named AR3780, appears to be getting bigger and ...

Solar Orbiter observations show that a medium-class solar flare formed through cascading magnetic reconnection events, ...

NOAA confirmed an X-class solar flare originating from Active Region 4341 on the Sun on Sunday, Jan. 18.