On Jan. 19, a powerful geomagnetic storm pushed auroral activity far beyond its usual range, allowing this exceptional ...

This geomagnetic storm interfered with telegraph communications around the globe. Sparks reportedly leapt from telegraph ...

The storm could also impact power systems and spacecraft operations.

Due to the effects of a weak CME and ongoing high solar wind, unsettled to active conditions are possible this evening, Feb.

NOAA warns of likely G1-class geomagnetic storms on Thursday, Feb. 5, through Friday, Feb. 6, as a coronal mass ejection from ...

NOAA warns of likely G1-class geomagnetic storming on Saturday, Feb. 7, through Sunday, Feb. 8, as a coronal mass ejection ...

The Sun released a strong solar flare on Tuesday, Feb. 3, following several eruptions in the preceding days, prompting ...

NASA shared a stunning time-lapse video of something out of this world. A display of ribbons of green light known as auroras ...

A minor geomagnetic storm may increase northern lights visibility tonight as fast solar wind interacts with Earth’s magnetic field, according to Space.com forecasts.

A powerful geomagnetic storm triggered by a fast coronal mass ejection from the Sun produced rare red aurora over Hanle, ...

A solar radiation storm stronger than one we've seen in over two decades is in progress, the Space Weather Prediction Center announced Monday.

Typically, intense geomagnetic storms stem from massive CMEs, expulsions of plasma and magnetic fields from the Sun's corona.