The sun has just fired off an eruption so intense it ranks among the most powerful solar flares seen in three decades, a jolt of energy that has put space weather forecasters and power grid operators ...

A solar storm is a catchall term that describes any disturbance in the sun that involves the violent ejection of solar material into space. This can come in the form of coronal mass ejections, where ...

Richard Carrington’s name has long been connected with the most intense solar storm ever recorded, but his face was unknown ...

A moderate geomagnetic storm can cause minor issues for satellites, GPS signals and high-frequency radio communication. Some ...

A G1 geomagnetic storm is forecast for February 15 as a CME and high-speed solar wind reach Earth, increasing chances of Northern Lights at higher latitudes.

The Sun is now at the most active point in its roughly 11‑year solar cycle, and scientists say the current peak has arrived earlier and more forcefully than first expected. As activity climbs, ...