The sunspot, initially classified as large, came fully into view on November 30, confirming its truly vast size.

Perseverance's main job is Martian weather forecasting, but its routine solar scans on November 25 unexpectedly detected the ...

The sun may produce extremely powerful bursts of radiation more frequently than we thought. Such “superflares” seem to happen as often as once a century, according to a survey of sun-like stars, and ...

A giant hole has opened in the atmosphere of the Sun, and it's blasting out a high-speed wind that is directed right at Earth. The incoming blast of solar particles is worth getting excited about: ...

The sun’s current 11-year activity cycle has already peaked—but extreme outbursts from our star may still be in store ...

NASA’s latest mission, designed to study the effects of the solar wind on the atmosphere of Mars, was ironically delayed on the launch pad due to a solar storm affecting conditions here on Earth.

Astronomers modeled sunspot activity on a nearby red giant star to learn about its chaotic interior. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...