A powerful solar eruption recorded on 8 October could trigger a moderate geomagnetic storm on 11 October, NOAA has warned.

The ejection is associated with a moderate solar flare.

The solar flare could affect satellite signals and radio communications, while brighter northern lights may be visible if a ...

Add Yahoo as a preferred source to see more of our stories on Google. Over the past 24 hours, the sun has been especially active, unleashing a rapid-fire series of powerful solar flares, including an ...

A powerful solar eruption could trigger geomagnetic storms on Earth on October 10–11, 2026. Know the expected effects on ...

A trio of sunspots on the Sun erupted with X- and M-class solar flares. The eruptions were captured by NASA's Solar Dynamics ...

The sun unleashed a powerful M6.9 solar flare, triggering a coronal mass ejection (CME) now forecast to reach Earth later this week and potentially spark a minor geomagnetic storm. The solar flare ...

During the Artemis II mission launched Wednesday, NASA will test out a pair of new solar radiation forecasts, developed at University of Michigan Engineering, designed to protect astronauts venturing ...

A restless Earth-facing sunspot unleashed a powerful X-class solar flare on June 30, triggering radio blackouts across parts of North America. The X1.1 solar flare erupted from sunspot region AR4479, ...

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

Space enthusiasts have been put on alert after Nasa released a stunning image of solar flares this week. NASA officials observed three strong solar flares emanating from the sun on Wednesday morning.