Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.

Forbes contributors publish independent expert analyses and insights. I write about the economics of AI. On paper, the global solar industry has never looked stronger. The International Energy Agency ...

"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today." When you purchase through links on our site, we may earn an affiliate ...

The United States’ solar market continues its rapid expansion, with 2024 marking another year of significant growth. Nearly 50 GW of solar capacity was installed — a 21% increase from the previous ...

Solar storms don't just trigger impressive auroras; they can scramble the GPS systems U.S. farmers rely on. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...