From communications outages to a brush with nuclear war, solar events like flares and coronal mass ejections have shaped ...

Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most ...

After a calm week, the sun erupted again. A powerful M5.1 solar flare burst from an emerging sunspot region, shaking the ...

Space weather observers warn that the Van Allen radiation belts are now fully charged after repeated solar storms, raising ...

An international team of researchers tracked the active solar region using the Solar Orbiter spacecraft, a joint NASA and ...

The sun has been in full force in 2024 thanks to the start of solar maximum. The explosive peak of the sun's roughly 11-year solar cycle officially arrived this year after months of speculation. As a ...

A G2 storm, rated “moderate” on the five‑tier NOAA scale, can induce voltage irregu­larities in power systems and affect high ...

Earth is facing a double coronal mass ejection impact today, January 3, 2026, potentially triggering G2-class geomagnetic ...

What processes are responsible for heating solar flares and what dangers do they pose to Earth? This is what a recent study published in The Astrophysical Journal Letters hopes to address as an ...

Auroras could be seen as far south as Wyoming, Wisconsin, and New York. Expect to see more auroras in coming months now that the sun has reached peak activity. A pair of powerful geomagnetic storms ...

New research from the University of St Andrews has proposed that particles in solar flares are 6.5 times hotter than previously thought and provided an unexpected solution to a 50-year-old mystery ...

The sun's most active phase, solar maximum, officially arrived in 2024, triggering some explosive solar storms and colorful auroras. Here are 10 of our favorite solar outbursts this year. When you ...