Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A spotless sun as viewed on ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. On Feb. 22, there were zero ...

The Sun has just hurled a powerful X-class flare toward Earth, and the resulting geomagnetic storm could push shimmering auroras far beyond their usual polar haunts. As the current solar cycle ...

A vast, volatile blemish has opened on the face of the Sun, and it is already rewriting the current solar cycle’s record book. The decade’s largest sunspot, a complex tangle of magnetism more than ten ...

People in the U.S. were treated to stunning auroras last week when a powerful geomagnetic storm pushed the celestial displays as far south as Florida and Mexico. The spectacle was particularly ...

Scientists charged with predicting the sun's activity for the next 11-year solar cycle say that it's likely to be weak, much like the current one. The current solar cycle, Cycle 24, is declining and ...

A team of scientists from around the world has created the first system that can predict when and where extremely powerful solar storms, called superflares, are most likely to happen. These storms can ...