NASA’s James Webb Space Telescope has revealed a previously unknown moon orbiting Uranus, bringing the planet’s total to 29. The discovery, announced by a team led by the Southwest Research Institute (SwRI), adds a small but important piece to the picture of Uranus’ dynamic system.

Astronomers using NASA's James Webb Space Telescope (JWST) have discovered a newfound moon orbiting icy Uranus, the seventh planet from the sun.