The sun is an incomprehensibly gigantic, constantly roiling nuclear furnace—but some days are even busier than others. Based ...

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

On February 4, 2026, the Sun unleashed an intense X4.2 solar flare, sparking significant radio blackouts across parts of Africa and Europe. This powerful eruption was triggered by sunspot group AR4366 ...

Update Monday 8 p.m.: The coronal mass ejection (CME) arrived earlier and stronger than expected, around sunset. The planetary index (abbreviated Kp for it's German equivalent) initial topped 8 and is ...

A powerful X2.4-class solar flare erupted from the Sun, producing a strong R3-level high-frequency radio blackout across the sunlit side of Earth for about an hour. NOAA’s Space Weather Prediction ...

Add Yahoo as a preferred source to see more of our stories on Google. The sun emitted some of the most powerful solar flares this week, NASA announced. The star emitted three strong solar flares on ...

Just days before the Artemis II mission, some other activity in space caught the attention of Nasa officials. According to NASA, a strong solar flare was emitted from the sun on Sunday night, ...

If you’re seeing social media posts about an X-class solar flare, here’s what you need to know now. A powerful X-class solar flare, the strongest category scientists track, erupted from the Sun on Jan ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. A member of the public looks at Aurora Borealis, or Northern Lights, while standing on a ...