The X1.1 eruption briefly disrupted radio communications across the daylight side of Earth.

Coronal hole solar wind forecast: A large transequatorial coronal hole is set to more than double solar wind speeds to ...

Fourth of July celebrations across the United States this weekend could be accompanied by light shows in the night skies, as a string of powerful solar eruptions appear set to strike Earth. The sun ...

Solar flare SDO archive images previously lost to detector saturation can now be recovered using a newly validated technique, ...

Researchers say a deadly earthquake in Japan and 2023’s most powerful solar flare occurring back-to-back can’t be a coincidence—but other experts say it probably was. Reading time 4 minutes ...

Our sun is a roiling mass of energy, with solar flares exploding on its surface, sending gas, plasma, and light that blasts across the solar system. When radiation from extra-powerful flares breaks ...

On August 19, 2022, solar astronomers using the Daniel K. Inouye Solar Telescope (DKIST) on the Hawaiian island of Maui caught the fading remnants of a C-class solar flare. Their observations showed ...

Millions of Americans could step outside this July 4 weekend and see the northern lights dancing overhead — not a forecast for some future event, but a real window opening right now. As of the early ...

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, ...