Northern lights occur when a solar flare interacts with Earth's atmosphere.

This Feb. 4, 2026, image from NASA's Solar Dynamics Observatory (SDO) captures a strong solar flare erupting from the star.

The flares are coming from a solar region that was created in late January.

Solar flares, the sudden bursts of radiation that erupt from the Sun’s atmosphere, have become a topic of intense scrutiny for scientists. The potential of these flares to disrupt power grids and ...

A strong solar flare peaked just after 9 a.m. Tuesday. What does that mean?

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 ...

For the first time, scientists believe they have captured direct evidence of the mechanisms that trigger a solar flare. These massive explosions, generated by the Sun, release staggering amounts of ...

Just as avalanches on snowy mountains start with the movement of a small quantity of snow, the ESA-led Solar Orbiter spacecraft has discovered that a solar flare is triggered by initially weak ...

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 ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. A member of the public looks at Aurora Borealis, or Northern Lights, while standing on a ...

The sun is not a static, tranquil sphere of gas, but an active, turbulent star with magnetic fields that twist and snap in powerful eruptions. Among the most striking and energetic of these eruptions ...