The provisionally named S/2025 U1 is so small it had gone unnoticed by probes and telescopes for the past 40 years.

JWST has spotted the 29th moon of Uranus, finding an object that’s probably the size of a small city 2.7 billion kilometers ...

A pale blue-green enigma, the planet Uranus has long fascinated astronomers precisely because of its extreme distance, some 1.6 billion miles (2.6 billion km) from Earth. While it is comparatively ...

Neptune, long believed to be dark blue, is actually very pale like Uranus, scientists say. They used modern telescopes to re-assess artificially enhanced images taken by NASA's Voyager 2 probe.

If you can’t beat ‘em, bend over,” said a giggling Dr. Maryame El Moutamid, who also recently announced that the James Webb ...

Images of Uranus and Neptune released after the Voyager 2 flybys in 1986 and 1989 compared with a reprocessing of the individual filter images in this study. Patrick Irwin The common misconception ...

With all the fanfare around the Webb Space Telescope, it’s easy to forget about the tireless work of Hubble, its predecessor. The 30-year-old orbiting observatory has taken new images of Jupiter and ...

The proposed mission, known as Uranus Orbiter and Probe (UOP), would conduct a multiyear orbital tour to yield knowledge of ice giants in general and the Uranus system in particular, doing so ...

NASA wants to explore Uranus. Here’s why that won’t happen until the 2040s An unmanned mission to the mysterious ice giant is at least 20 years away. Scientists say it's worth the wait ...

A bizarre object that sometimes gets as close to the sun as Saturn, and other times retreats as far out as Uranus, has been discovered to have a transforming disk of dust around it that changes shape ...