A NASA mission to observe the activity of the solar wind has returned its first images of giant coronal mass ejections (CMEs) ...

Sunspot region 4114 has unleashed its most powerful solar flare yet — an X1.9 class that erupted late June 19, triggering shortwave radio blackouts across the Pacific Ocean, including parts of Hawaii.

Our sun is classified as a G2 medium-sized star. We believe it’s about four billion, 600 million years old, halfway through its lifetime. It burns four million tons of hydrogen every second. The sun ...

ESA’s Proba-3 mission has achieved a spacefaring marvel: two satellites flying in perfect formation to mimic total solar ...

NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

If you live in one of the 9 states forecasted to have a chance of seeing the northern lights tonight, head to a north-facing ...