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

"This is the largest solar radiation storm in over 20 years," the Space Weather Prediction Center said on Monday.

Colorful auroras could dazzle skywatchers again on Monday night amid a severe geomagnetic storm and what the National Oceanic and Atmospheric Administration said was the largest solar radiation storm ...

Multiple M-class and X-class solar flares erupted within 24 hours as an active sunspot released intense radiation affecting ...

A powerful solar storm lit skies far beyond the poles, revealing how Earth’s magnetic shield protects the planet during ...

The last powerful solar radiation emerged during Halloween in 2003.

Earth is currently under bombardment from one of the most powerful geomagnetic storm categories the Sun can unleash. Thanks to a giant eruption on the Sun and a large opening in its atmosphere, we're ...

Scientists say the storm, driven by heightened solar activity, could cause temporary effects on technology and communications ...

The "severe" solar storm in effect has the potential to trigger the northern lights, causing a stunning display of colors visible from parts of the U.S. Skyler Caruso is a Writer and Reporter of ...

Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and large parts of Europe. The storm broke a record that had stood for more than ...