An active sunspot could give photographers another reason to photograph the night skies this weekend. A solar flare that hit ...

A frontal boundary slowly pushing through the northern tier of the country will be the focus of severe thunderstorms over the ...

More than a dozen states in the northern U.S. might have an opportunity to see the northern lights Thursday, as a recent ...

Sky watchers in northern United States may witness a rare spectacle. The northern lights could appear overnight on August 8–9 ...

The northern lights are best seen between 10 p.m. and 2 a.m. local time while at a high, north-facing vantage point away from ...

A coronal mass ejection hurtling from the sun toward Earth could trigger a geomagnetic storm, making the northern lights visible in up to 18 US states ...

A coronal mass ejection hurtling from the sun toward Earth could unleash the northern lights in up to 18 states in the US.

The M4.4 solar flare unleashed a coronal mass ejection (CME) into space — and Earth might just receive a glancing blow.

At these distances, the satellites remain within Earth’s protective magnetic shield and can reliably measure the planet’s ...

A geomagnetic storm will expand visibility of the aurora borealis Thursday and Friday nights. See maps of which states will ...

While Alaska and northern Canada will offer the best views of the aurora, parts of the northern U.S. may also get a rare ...