The space weather alert was triggered by an M8-class solar flare from sunspot 4299 on December 6, which immediately preceded the incoming CME.

The National Oceanic and Atmospheric Administration (NOAA) has issued a strong geomagnetic storm watch for Monday evening, December 8, after the Sun released a major burst of energy. This alert means ...

A solar cycle is a roughly 11-year periodic change in the Sun characterized by variations in the number and intensity of sunspots, as well as a flipping of its magnetic poles.

Fast solar wind and possible CME activity may increase northern lights chances over Christmas, mainly across high-latitude regions ...

A severe geomagnetic storm is forecast to hit Earth's magnetic field on Wednesday, which could cause widespread disruption to infrastructure technology and make northern lights visible for much of the ...

NOAA’s Space Weather Prediction Page says a G4 (Severe) Watch is in effect for November 12. “A coronal mass ejection (CME) is an eruption of solar material and magnetic fields. When they arrive at ...

A geomagnetic storm watch has been issued after a powerful solar flare over the weekend. The solar flare peaked at 9:49 p.m. EST on Sunday, November 30, said NASA’s Solar Dynamics Observatory, which ...

There is a chance for the northern lights to become visible in the United States on Monday night, though cloud cover may add challenges. A strong geomagnetic storm watch is in effect for Monday night ...

A powerful solar eruption is expected to hit Earth soon, according to a forecast from the National Oceanic and Atmospheric Administration's Space Weather Prediction Center. A coronal mass ejection -- ...

Blue Origin has again postponed the second launch of its New Glenn megarocket. This time, it wasn’t bad weather or a wayward cruise ship that got in the way—it was an ongoing severe geomagnetic storm.

A Coronal Mass Ejection (CME) is anticipated to partially impact Earth on Wednesday. This would result in a potential aurora show for parts of the United States Wednesday night, following up on a ...