A Michigan defense contractor has developed a mobile refueling system that generates hydrogen fuel from solar power and atmospheric moisture, enabling military drones to operate continuously for up to ...

A breakthrough in aviation is taking shape through a collaboration between U.S. startup Skydweller Aero and French defense electronics company Thales. Their joint mission is to build a solar-powered ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

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

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 ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.

A tiny object far beyond Pluto, newly discovered by the Subaru Telescope, could reshape our understanding of the early Solar System. Named 2023 KQ14, this rare “sednoid” follows an unusual orbit that ...