The Sun unleashed 23 solar flares in a single 24-hour stretch during late May 2026, including three M-class eruptions, ...

The Sun broke several days of relative silence on Monday, June 9, 2026, unleashing an M1.8-class solar flare that lit up NOAA ...

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 ...

Cryptocurrency investors face an unusual danger lurking 93 million miles away. Solar flares, massive bursts of energy from the sun’s surface, can interfere with the digital infrastructure that keeps ...

Solar Orbiter captured the most detailed view of a solar flare, observing the build-up of events that lead to the explosion. Reading time 3 minutes On September 30, 2024, the Sun unleashed a powerful ...

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 ...

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 ...

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 ...

The Fe Kα line, or iron Kα line, is often used in astronomical research to understand the physical composition of astronomical objects. This line is produced when a K-shell electron of an iron ion in ...