Antennas installed at 18 U.S. high schools detected bursts of radio activity that can precede solar disturbances capable of ...

The latest solar flare follows an M-class one, the second-highest on the scale, that occurred days earlier on June 15. It ...

A stunning breakthrough in solar physics reveals ultra-fine magnetic structures on the Sun's surface, thanks to the NSF's ...

NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

Sunspot region 4114 has unleashed its most powerful solar flare yet — an X1.9 class that erupted late June 19, triggering ...

The interior of the sun is threaded with huge ropes and tubes of magnetic fields, loaded with very hot plasma—gas so hot its ...

The M-class flare was accompanied by a coronal mass ejection currently forecast to land Earth with a glancing blow on June 18 ...

NASA reports sunspot region 4114 unleashed 2025's most powerful X1.2-class solar flare on June 17, causing widespread ...

Solar flares and other solar activity, such as solar storms, increase every 11 years as the sun reaches the height of its 11-year cycle, the solar maximum, which last occurred in late 2024. NASA ...

Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth’s atmosphere to ...

A strong M8.46-class solar flare erupted from the sun on June 15, causing radio blackouts across North America. The event ...

A powerful X-class solar flare erupted on June 19, disrupting radio signals and potentially setting the stage for geomagnetic ...