The northern lights may be visible this weekend after a flurry of activity on the sun, with an X-class solar flare and ...

The Sun released a powerful X2.7-class solar flare, the strongest of 2025 so far, on Wednesday, May 14, at 08:25 UTC. This flare came from a very active area on the Sun called Region 4087, located on ...

What fuels the Sun's mightiest solar flares? The Parker Solar Probe, NASA's trailblazing mission that has been circling the Sun for six years, has come across an answer to this long-standing mystery.

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 ...