Federal forecasters are warning that a powerful X-class solar flare could trigger strong radio blackouts and strain power ...

The most powerful solar flare of 2026 so far is racing toward Earth, riding on the heels of a historic radiation storm and threatening fresh radio blackouts just as power grids and satellites are ...

Solar Orbiter observations show that a medium-class solar flare formed through cascading magnetic reconnection events, ...

An X-class solar flare has produced an Earth-directed coronal mass ejection, increasing solar activity and raising the likelihood of geomagnetic impacts within 24 hours.

A rare solar storm, the strongest in over 20 years, disrupted signals and lit skies with vivid auroras worldwide, raising ...

Today's solar flare forecasting is pretty straightforward. Earth has several instruments pointed at the sun that monitor it, and when a solar flare erupts, NOAA predicts whether it'll hit Earth and ...

The ESA's Solar Orbiter has discovered that solar flares act like avalanches, growing from weak disturbances into powerful ...

Add Yahoo as a preferred source to see more of our stories on Google. A trio of solar flares, similar to the one pictured from 2012, erupted from the sun this week, disrupting communications on Earth.

The flare erupted from the sun’s active region 14341 at about 2:09 a.m. Beijing Time on Monday and was classified as an X1.9 ...

Just as avalanches on snowy mountains start with the movement of a small quantity of snow, the ESA-led Solar Orbiter ...

F or all of its life-sustaining energy, the sun is pretty chaotic. Roiling plasma covers its surface along with fluidic snarls of magnetic fields that birth solar flares. These fiery outbursts occur ...

A massive solar storm has created rare Northern Lights in regions where they’re rarely seen, marking the first event of its ...