A powerful X2.7-class solar flare has erupted from the Sun, sparking R3-level radio blackouts across Europe, Asia and the ...

A massive solar flare has erupted from the Sun, triggering powerful radio blackouts across Europe, Asia and the Middle East.

Northern lights may be visible in U.S. states on Sunday night, with aurora displays due to a geomagnetic storm, according to ...

NASA has issued a warning about an incoming geostorm, a powerful solar storm that could disrupt power grids, satellites, and ...

Mars may experience global auroras on Monday after a solar flare's charged particles reach its atmosphere — and NASA's ...