Radiation levels in Earth's atmosphere rose to the highest level in nearly two decades in November after a rare solar super-flare pummeled the planet with high-speed particles from the sun. The solar ...

Patches of the sun's surface often show strong magnetic fields. These fields can emerge within a matter of hours, and can ...

NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare and X1 flare. See time-lapses of the flares in multiple wavelengths. Credit Space.com | footage c ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The sun lashes out with a ...

This was the view as a multi-colored curtain of aurora formed to the south in my sky during the great display of Northern Lights on May 10, 2024. The Kp Index peaked at 8 this night bringing the ...

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.

Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most violent eruptions. In findings published in Nature Astronomy, scientists ...

A strong solar flare peaked just after 9 a.m. Tuesday, but what does that mean? Can it be seen from Earth?Tuesday's solar flare was not the first this year or even this month. Here is more information ...

Dozens of powerful flares are emerging from a new cluster of activity on the sun, producing stunning photos and sparking concerns about potential risks for global navigation, radio signals and the ...

LAS CRUCES — The eerie yet beautiful auroras that delivered pink and green nighttime skies across New Mexico and much of the U.S. this month are the result of geomagnetic storms caused by solar ...