BOULDER, Colorado – The sun’s volatile outbursts, such as storms, flares and other space weather, can cause serious harm to astronauts like the Artemis 2 crew who recently came home, and to satellites ...

After decades of relying on aging satellites, NOAA is launching a purpose-built eye on the sun. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

NOAA's Space Weather Prediction Center (SWPC) in Boulder, Colo., issued a G3 (strong) geomagnetic storm watch for Tuesday, Nov. 11, 2025 into the following day. This comes as forecasters watch a pair ...

On April 21, 2023, a coronal mass ejection produced a burst of plasma that generated a severe geomagnetic storm on Earth. Credit: NOAA SAN FRANCISCO — Lynker Space is working with the National Oceanic ...

The Sun looks like a warm yellow sphere with a surface covered with glowing messy hair. The yellow glow extends to the edges of the image, with some regions brighter than others. Many bright yellow ...