Activity on the sun is not constant; it varies along a cycle of about 11 years. The peak of this solar cycle — called solar ...

A higher chance to see the aurora borealis is forecast across northern Canada and Alaska, with odds expected in Washington, ...

Virtually moonless night skies will create perfect conditions — if skies are clear — for a possible geomagnetic storm on ...

New research shows magnetic signals and auroral kilometric radiation trigger intense aurora substorms. Observations from spacecraft and ground stations reveal timing, energy release, and potential ...

A strong geomagnetic storm could make the Northern Lights visible across several U.S. states on Friday. Learn which areas may ...

Some Texans likely were perplexed to look up at the night sky in early November to see a red hue glowing. To much surprise, ...

The European Space Agency's Swarm mission detected a large but temporary spike of high-energy protons at Earth's poles during ...

Revisiting old data from Voyager 2, scientists have worked out how a dense, shocked region of the solar wind could have ...

The northern lights may light up the night sky early this week in the northern half of the continental U.S. Forecasters have ...

Those who missed the stunning northern lights display in November may have another chance at witnessing the celestial phenomenon Tuesday night, depending on where they live.

Those who missed the stunning northern lights display in November may have another chance at witnessing the celestial ...