A powerful X1.1-class solar flare was released by the sun on March 28, resulting in radio blackouts across North and South ...

The sun has somewhat surprised forecasters today with a dramatic X-class solar flare from a newly emerging sunspot region.

Nearly a dozen states in the northern U.S. may have another opportunity to see the northern lights on Saturday, after a ...

X is the most powerful class of solar flare. The number following it represents the strength, however, and 1.1 is relatively ...

An unexpected X-class solar flare from a new sunspot region caused widespread radio blackouts across the Americas today ...

Some U.S. states could be treated with a northern lights display due a minor geomagnetic storm on the sun, according to space ...

Astronomers used ALMA to observe Proxima Centauri and found frequent, intense flares that could destroy atmospheres of nearby ...