The Sun has produced another powerful X-class solar flare, underscoring the heightened activity of Solar Cycle 25 and reminding scientists that our star is entering one of its most energetic phases in ...

Spectacular red auroras appeared over Hokkaido on Nov. 12, triggered by a massive solar flare that erupted on the sun’s ...

The highest resolution views of the sun’s visible surface have revealed whirlpools that could drive solar activity.

Solar flare activity on Monday and Tuesday, July 13 and 14, is expected to be mostly low, but flares of the penultimate power class M are possible. This was reported on July 13 on the website of the ...

A naked-eye view of the sun's outer atmosphere is the reason eclipse chasers travel the world. Here's what it may look like ...

Solar activity has decreased to almost minimal levels. The flare activity index dropped to a level near zero, the Laboratory of Solar Astronomy of the IKI RAS and the ISSF SB RAS reported.According to ...

Add Yahoo as a preferred source to see more of our stories on Google. The sun has emitted a powerful solar flare that has the capability to interfere with technology on Earth. The explosive burst of ...

This glimpse of the northern lights was captured in Missouri on November 11, 2025. Smuckola, CC BY-SA 4.0 via Wikimedia Commons A massive solar flare unleashed November 11 was one of the strongest on ...

On May 29, NASA's Solar Dynamics Observatory captured a new family of sunspots produced the largest solar flare observed since since October 2017. The flare was not strong enough to meet NOAA's Space ...

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 ...