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An X-class solar flare has produced an Earth-directed coronal mass ejection, increasing solar activity and raising the likelihood of geomagnetic impacts within 24 hours.

A significant solar storm has begun to impact Earth, raising concerns over potential disruptions to electrical grids and satellite communications, while also promising stunning displays of auroras.

(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 ...

Research conducted by an international team of astronomers from Southwest Research Institute, Aryabhatta Research Institute ...

MOSCOW, Jan. 20 (Xinhua) -- Solar activity is currently at its peak and is expected to remain at a high level for the next two to three years, a Russian expert said on Tuesday.

Radiation storms are nothing to sniff at, big ones can take out vital satellites, which is why scientists and astronauts take ...

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 ...