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 ...

Another day another massive solar storm headed our way, all as the Sun approaches the peak of its 11-year-solar cycle. This is the result of the Sun releasing a coronal mass ejection, sending a ...

At a G4, this one is just a single level away from being the most severe solar storm possible, according to NOAA. Storm watches at the G4 level don't come along very often: The last one issued by ...

Solar Storm Hits ‘Severe’ G4 Level The International Civil Aviation Organization reported severe impacts on high-frequency radio communications at high latitudes, potentially impacting long ...

A "severe" G4 geomagnetic storm is forecast across October 10 and 11 as the plume of solar plasma—known as a coronal mass ejection, or CME—arrives at the Earth.

Earthlings, brace yourself: A severe (G4) geomagnetic storm will arrive on Earth imminently—between now and midday Eastern Time—which could make some electronics go haywire and generate ...

Peak northern lights activity: What to know about auroras as sun reaches solar maximum NOAA issues rare G4 solar storm watch, tracks coronal mass ejection. NOAA has been tracking a coronal mass ...

Severe solar storm triggers magnificent northern lights unusually far south. ... the storm reached level G4 or “severe” on the 1 to 5 scale for geomagnetic storms.

A strong solar storm is currently impacting Earth. The event, triggered by a major solar flare, may cause widespread auroras. Satellite and GPS interference are possible. Power grid instability is ...

Colorful auroras could be visible in many northern states Wednesday due to a severe solar storm. The National Weather Service's Space Weather Prediction Center upgraded the storm to G4 level ...

Federal forecasters are warning of a severe solar storm through Tuesday that potentially threatens ... scientists predict “at least a few more G4 events between now and 2025,” Bettwy ...