The James Webb Space Telescope has spotted a never-before-seen moon orbiting Uranus, bringing the planet's count of natural satellites to 29.The moon, for now dubbed S/2025 U1, is just 6 miles (10 kilometers) in diameter,

Scientists have discovered a new, elusive moon around Uranus, making it the 29th natural satellite known to orbit the ice giant. The research team that made the discovery estimates that the moon, dubbed S/2025 U1 for now (at least,

Even though S/2025 U1 is pretty tiny, measuring only 10km wide, the team behind the moon spotting say that it's big news.