Forecasters are closely watching sunspot region 4114, which remains Earth-facing and shows signs of magnetic instability.

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

Solar flares can affect us on Earth, and radiation from this flare caused a shortwave radio blackout. A map released by the ...

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

The solar flare peaked at 5:49 p.m. EDT on Tuesday, NASA's Solar Dynamics Observatory said. It was an X-class flare — the ...

ET, sunspot region 4114 released an X.12 class solar flare that caused a radio blackout over the Pacific Ocean, including ...

On June 15th, a significant M8.46 solar flare from sunspot region AR 4114 caused shortwave radio blackouts, particularly ...

According to spaceweather.com, the sunspot region 4114 released multiple flares within 24 hours, but they were in the M-class - several times weaker than an X-class flare. An X1 class flare is said to ...

In a burst of solar activity, NASA has said that sunspot region 4114 has unleashed the most powerful solar flare of 2025 so ...

A potent M8.46-class solar flare on June 15 caused radio blackouts across North America, with a coronal mass ejection potentially impacting Earth on June 18.

A powerful X1.2 solar flare erupted from the Sun, causing radio blackouts and sparking warnings of more flares and possible ...

An Earth-facing sunspot has turned into a prolific flare factory, firing off multiple powerful M-class solar flares in less than 24 hours, along with several minor C-class eruptions. The most ...