A geomagnetic storm surprised forecasters overnight as material from recent solar eruptions arrived earlier than expected, briefly reaching strong (G3) levels. Now, NOAA has a G3 geomagnetic storm ...

Could last night’s sky show have been just the opening act? A powerful geomagnetic storm swept in hours ahead of forecasts, ...

The back-to-back eruptions caused radio blackouts across two hemispheres as the active sunspots turn to face Earth.

Fewer states are expected to witness the northern lights on Friday night, as shown in the map above. Experts at NOAA are ...

Space forecasters say solar storms may bring colorful auroras to several northern U.S. states. The sun burped out a huge ...

As a particularily active sunspot region rotates into view, the sun has released its largest solar flare since June.

A moderate solar flare might affect radio communications on Earth, the National Oceanic and Atmospheric Administration said ...

A strong geomagnetic storm watch has been issued for Thursday night into Friday morning after a number of strong solar flares ...

Introduction In recent weeks, astronomers have been captivated by a remarkable series of solar flares emanating from a specific active region on the sun. These solar events, known as Coronal Mass ...

Solar flares are nothing new to Earth and we have experienced quite a few this year, but this weekend the sun let out a coronal mass ejection which is something a bit different. On Saturday, the sun ...

A coronal mass ejection on another star has been witnessed in its entirety for the first time, revealing that when these ...

After witnessing the array of Northern Lights as far south as Colorado, we discuss how Coronal Mass Ejections (CME) are ...