An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how ...

Who’s ready for a “planet parade”? The last planetary alignment was in August 2025, when six planets aligned and four were bright enough to be seen without a telescope. Next week, Mercury, Venus, ...

Scientists have mapped the upper atmosphere of Uranus in detail, revealing a cooler, thinner, and more unevenly charged layer around the planet than expected.

"Uranus's magnetosphere is one of the strangest in the solar system," Paola Tiranti, a researcher at Northumbria University in the U.K., said in a statement. "It's tilted and offset from the planet's ...

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

Beijing sparkles with Lunar New Year celebrations. NASA astronaut Chris Williams has shared an enchanting view of fireworks exploding in the sky over Beijing from the International Space Station (ISS) ...