After solar activity spent several decades on the decrease, the number of sunspots, flares and coronal mass ejections is once ...

With advance warning, however, steps can be taken to reduce the risks. If an electrical grid is running near capacity, for ...

A hidden magnetic island inside a coronal hole unleashed a surprise G3 storm, sparking dazzling displays across the US.

If strong enough, solar storms could wipe out our internet infrastructure. They disrupt aviation signals and, for example, ...

Earth could continue to experience effects from solar flare. An asymmetric, partial halo coronal mass ejection (CME) occurred on Dec. 28, 2015 in association with an M1 flare (R1-Minor radio blackout) ...

On May 14, 2025, the Sun unleashed its most powerful flare of the year, an X2.7-class eruption from active region AR487, disrupting high-frequency radio communications across Europe, Asia, and the ...

The sun remains active, and a geomagnetic storm alert has been issued for June 24-25, as a recurrent, negative polarity coronal hole continues to influence a high-speed stream, likely bringing space ...

Earth is in the midst of a moderate solar storm - but will it be strong enough to cause technology disruptions? The National Oceanic and Atmospheric Administration's (NOAA) Space Weather Prediction ...

Location signals beamed to Earth by GPS satellites were off by hundreds of feet during the Gannon Solar Storm in May last year, and the disruption lasted for up to two days in some U.S. regions, a new ...

An incoming pair of solar storms will bring northern lights to latitudes as far south as Birmingham and Norwich on Monday ...