Solar flares and other activity can disrupt radio communications, power grids and navigation signals, according to NASA.

Our sun continues to make news headlines as we’re still in a strong solar cycle that has generated numerous solar flares and ...

The most powerful solar storm recorded at Mars in the current solar cycle has just given scientists a stark preview of what a ...

(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 ...

The sun is powered by the nuclear fusion of hydrogen to helium, deep within its core. Above the sun's surface, however, a different force dominates: electromagnetism. This force is responsible for ...