On 14 May 2025, the Sun erupted with the biggest flare we've seen all year. From the eastern limb of the Sun – that is, the left side – active sunspot region (AR) 4087 erupted in a huge, X2.7 solar ...

The Sun has just hurled a powerful X-class flare toward Earth, and the resulting geomagnetic storm could push shimmering auroras far beyond their usual polar haunts. As the current solar cycle ...

For six and a half days in July 2024, the balloon-borne solar observatory Sunrise III kept its gaze fixed on the sun. The ...

Earth's atmosphere is much more sensitive to ripples of radiation from the sun than scientists previously believed, new research by Queen's University Belfast has found. Solar flares, which are sudden ...

An impulsive X4.2 solar flare sparked strong radio blackouts across Africa and Europe as the giant sunspot continues to rage. When you purchase through links on our site, we may earn an affiliate ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A spot on the sun 10 times larger than Earth has been seen ...

After weeks of relative quiet, the Sun has erupted with a series of powerful solar flares, signaling a return to more active space weather conditions. Over the weekend, three M-class solar flares were ...