A solar explosion called a coronal mass ejection is poised to graze Earth on Friday or Saturday (Jan. 24 or Jan. 25), ...

The colorful northern lights may reveal themselves to a wide swath of Americans Friday night due to an impending solar storm ...

Another display of the northern lights could be visible this weekend in several U.S. states following a severe solar storm.

Solar storms pose a rising threat to power grids, satellites, and communications. Experts call for urgent preventive measures ...

Aurora chasers are on high alert for minor geomagnetic storm conditions from Jan. 24 through to Jan. 25. Northern lights ...

Researchers have created an improved traffic light system for predicting geomagnetic storms. They are now testing how well ...

Images captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ...

Some reached Earth, causing some minor radio signal blackouts ... Space weather isn't just pretty If this week's solar storm hits at a G3 level, there shouldn't be much adverse effect on our ...

A powerful solar eruption created striking auroras in the night sky around the planet on Oct. 10 and 11. See photos.

The sun, a searing hot sphere of gas primarily composed of hydrogen and helium, boasts surface and outer atmospheric ...

Sky gazers in several U.S. states could get a colorful glimpse of the northern lights as we enter the weekend, thanks to a ...

Emily Simpson has loved space since she was a 10-year-old kid celebrating her birthday at a planetarium. Now a recent Florida ...