An M6.7 solar flare erupted on Oct. 8 and pushed X-ray output past the M5 threshold that sets off NOAA’s R2 (Moderate) radio ...

Aurora Borealis is going to be visible in US tonight (October 7th 2026). A moderate G2 geomagnetic storm watch has been declared by the NOAA Space Weather Prediction Center because a coronal mass ...

A powerful M6.86 solar flare has triggered a radio blackout and sent coronal mass ejections toward Earth, signaling an ...

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 ...

A strong solar flare peaked just after 9 a.m. Tuesday, but what does that mean? Can it be seen from Earth?Tuesday's solar flare was not the first this year or even this month. Here is more information ...

This was the view as a multi-colored curtain of aurora formed to the south in my sky during the great display of Northern Lights on May 10, 2024. The Kp Index peaked at 8 this night bringing the ...

Two M-class flares were recorded on the Sun on October 6, one of which caused a coronal mass ejection (CME) aimed at Earth.

A solar flare eruption showing magnetic reconnection on the Sun’s surface, releasing intense energy as electromagnetic radiation and driving coronal mass ejections, key drivers of space weather. A ...

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 ...

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 ...