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

The Mars Curiosity rover had to weather a solar storm. Specks seen in the video the rover captured are "caused by charged ...

The sun has been active and unleashed an intense combination of coronal mass ejections and coronal hole high-speed streams with a geomagnetic storm forecasted for tonight, Aug. 7, and tomorrow, Aug. 8 ...

The exact timing of the CME’s arrival and how much of a geomagnetic storm will be produced remains to be seen.

NASA's Solar Dynamics Observatory captured this image of a solar flare on Oct. 2, 2014.

A coronal mass ejection hurtling from the sun toward Earth could trigger a geomagnetic storm, making the northern lights ...

The northern lights have creeped further south, but will Tennesseans be able to catch a glimpse of them again?

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

(WSVN) - NASA released a new video of a spectacular solar sight that could impact Earth this weekend. The agency said the geomagnetic storm is plasma being ejected from the eye of the sun and ...

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 ...

NASA launches satellites to learn more about magnetic reconnection, which will help better predict geomagnetic storms.

The erratic behavior of GPS-guided farming machinery caused by the Gannon solar storm cost American farmers in the U.S. midwest more than $500 million, according to Terry Griffin, a professor of ...