A powerful X-class solar flare erupted on June 19, disrupting radio signals and potentially setting the stage for geomagnetic ...

The latest solar flare follows an M-class one, the second-highest on the scale, that occurred days earlier on June 15. It ...

X-class flares are the most energetic class of solar flares, with each step up in number representing a tenfold increase in ...

NASA’s Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event. The image shows a subset ...

NASA reports sunspot region 4114 unleashed 2025's most powerful X1.2-class solar flare on June 17, causing widespread ...

According to spaceweather.com, the sunspot region 4114 released multiple flares within 24 hours, but they were in the M-class ...

The sun has blasted a powerful X ray towards Earth, which caused blackouts over the Pacific, including Hawaii. There is more ...

A massive eruption on the Sun has prompted NASA to issue a warning that it could trigger communication and power disruptions here on Earth. Space weather experts confirmed a signif ...

A powerful X1.2 solar flare erupted from the Sun, causing radio blackouts and sparking warnings of more flares and possible ...

NASA and other space weather agencies are now closely monitoring the source of the flare, warning that another major burst of ...

What does an artificial eclipse look like? One space agency's satellites recently accomplished this task as part of a mission ...

The solar flare peaked at 5:49 p.m. EDT on Tuesday, NASA's Solar Dynamics Observatory said. It was an X-class flare — the ...