A burst of solar wind reached Earth this week and pushed the northern lights far enough south to become visible across nine northern U.S. states. The National Oceanic and Atmospheric Administration’s ...

The Sun unleashed 23 solar flares in a single 24-hour stretch during late May 2026, including three M-class eruptions, according to edited event logs published by NOAA’s Space Weather Prediction ...

(CNN) — For two nights, dazzling auroras delighted sky-gazers in unexpected places, including in the US as far south as Florida. The cause: dual solar storms unleashed by the sun reaching Earth. A ...

Scientists have captured an exceptionally rare, high-resolution view of an active region that produced two powerful X-class solar flares—an achievement rarely possible from Earth. Using the GREGOR ...

"More than a century of historic Ca II K observations from the Kodaikanal Solar Observatory offer a unique window into the polar magnetic field of the sun, a key factor governing solar cycles and ...

Radiocarbon (14C) measurements are a powerful tool for reconstructing past solar activity and identifying extreme events caused by bursts of high-energy particles from the Sun. Such reconstructions ...