A massive solar storm knocking out electricity for months—or even years—sounds like science fiction, but it’s a looming ...

WE'RE DUE FOR ANOTHER CARRINGTON EVENT On September 1, 1859, astronomer Richard Carrington was observing a huge sunspot.

NEW YORK (AP) — Northern lights may be visible in parts of the U.S. Monday night following weekend solar storms.

A study published in the journal Earth and Planetary Science Letters has uncovered evidence of an extreme ancient solar storm ...

That solar storm was the most powerful one ever recorded. The next strongest was the 1859 Carrington Event. It was spurred by a huge solar flare that triggered a powerful geomagnetic storm on Earth.

Scientists have uncovered the most powerful solar storm ever, resetting what we know about space weather limits.

In 1859, a severe solar storm triggered auroras as far south as Hawaii and caught telegraph lines on fire in a rare event. And a 1972 solar storm may have detonated magnetic U.S. sea mines off the ...