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

The discovery expands Uranus’s known family of satellites to 29, with the tiny moon measuring just 6 miles across.

Roll out the cosmic welcome mat for our solar system’s newest resident: a never-before-seen moon orbiting Uranus. The Webb ...

Uranus has 28 known moons in its orbit, but thanks to the James Webb Space Telescope, scientists believe they just uncovered ...

Astronomers using the James Webb Space Telescope have found an unknown moon orbiting Uranus, bringing the planet’s total to ...

A team led by scientists at the Southwest Research Institute (SwRI) in Colorado made 10 different 40-minute exposures of ...

In the space close to the icy planet, outside its ephemeral rings, JWST snapped a tiny object that no one had ever seen ...

NASA’s James Webb Space Telescope has uncovered a small moon quietly circling Uranus, a world already known for its unusual ...

Scientists have spotted a new moon orbiting Uranus that is so tiny it can be circumnavigated in just a few hours.

“No other planet has as many small inner moons as Uranus, and their complex inter-relationships with the rings hint at a ...

Using NASA's James Webb Space Telescope, a team led by the Southwest Research Institute (SwRI) has identified a previously ...

The outer reaches of our solar system just got a little more crowded, with astronomers spotting a previously unseen moon ...