A coronal mass ejection from the sun resulted in a Sunday storm alert, followed by another one that will hit Earth on Monday.

A geomagnetic storm that was forecast to produce streaks of colorful light across much of the country was weaker than expected.

Space weather forecasters say northern lights may be visible in parts of the northern United States following weekend solar ...

New research showcases just how drastically solar storms can effect satellites, highlighting the importance of stricter orbit ...

NOAA’s Kp index, which measures auroral activity intensity, may reach level 5 during the forecast period, indicating enhanced auroral displays with increased brightness and movement. This intensity ...

Solar storm triggers warning in Spain: possible disruptions to GPS and power. Experts advise monitoring as activity remains ...

With flash floods and northern lights predicted this week, we show you five apps and resources that will help you prepare ...

An ejection from the sun hit Earth early Sunday morning, creating a light show in the sky sooner than expected.

EDT on June 1, 2025, instruments registered a geomagnetic K-index of 8, creeping toward 9, meaning a solar storm has arrived.

A severe solar storm can cause power blackouts, satellite communication failures, resulting in the shutdown of ...

Some 13,000 years ago, the sun emitted a huge belch of radiation that bombarded Earth and left its imprint in ancient tree rings. That solar storm was the most powerful one ever recorded. The next ...

The U.S. Department of Energy says that $365 million originally slated for solar projects in Puerto Rico will be diverted to ...