The speedy solar storm arrived in style, sparking stunning aurora displays as far south as California and New Mexico.

Space weather experts have warned about potential G4-class geomagnetic storm conditions—one of the more severe classifications expected to peak today, June 2.

A violent solar eruption on May 31 launched a coronal mass ejection (CME) hurtling toward Earth, triggering a rare G4-level geomagnetic storm alert. Captured in real-time by U.S. Naval Research ...

It's likely that the active geomagnetic storm conditions will continue for some time, which is good news for those in Europe, where the sun was already up when this G4 storm began. "G4 storm ...

The Space Weather Prediction Center is forecasting a G4 geomagnetic storm to continue during the night of June 1 into the morning of June 2. In order to see the Northern Lights this far south in ...

The National Oceanic and Atmospheric Administration has issued a G4 (severe) geomagnetic storm watch for Sunday night into Monday.

A geomagnetic storm is headed toward Earth, potentially bringing displays of the northern lights and disruptions to critical infrastructure.

The northern lights were visible last night and created a dazzling show over parts of New England. The aurora could be seen ...

A G4 (Severe) geomagnetic storm watch is in effect for 2 June. A powerful coronal mass ejection (CME) erupted from the Sun the evening of May 30th. The CME is anticipated to arrive at Earth later ...

Local weather alerts are familiar warnings for potentially dangerous conditions, but an alert that puts all of Earth on ...

A massive solar eruption from sunspot 4100 has launched a fast-moving CME toward Earth, with G4-class geomagnetic storm conditions expected through June 2, 2025.