The sun is not only our closest stellar neighbor, it's also the star we understand the most. As we've observed it over the ...

Our planet was rocked by some of the worst geomagnetic storms in more than 20 years. Triggered by a slew of solar flares, the ...

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

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

Solar wind speeds remain elevated as an incoming coronal mass ejection approaches Earth, with forecasts indicating increased ...

A new solar storm is approaching. In 2025 there were several, but they did not have serious consequences. Now, the US ...

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

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

Astronomers have warned of solar storms and other extreme space weather over the coming days and weeks, as an active part of the Sun rotates into view. The activity is expected to cause auroras and ...

A high-magnitude solar flare erupted from a new sunspot on the sun’s surface, which caused a disruption of radio signals across Earth’s Eastern Hemisphere on Tuesday. Classified as an X2.7 solar flare ...

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

NASA has warned that a strong solar flare could disrupt life on Earth. The space agency announced Monday, Dec 1, that the powerful bursts of energy are categorized as X-class, which denotes the most ...