NASA’s James Webb Space Telescope has found a previously unknown moon orbiting Uranus. NASA announced the discovery on Tuesday, adding that the moon was first spotted on Feb. 2. Scientists estimate that the newly discovered moon is about six miles in diameter.

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

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,

Though English astronomer John Flamsteed was the first person to record observations of Uranus in the 1690s, he thought it was a star. Sir William Herschel gets the credit for identifying it as a planet in 1781. Herschel named it Georgium Sidus, Latin for “George’s star,” after King George III.

Jupiter, Mercury, Neptune, Saturn, Uranus and Venus will be visible in the early morning skies over America from Sunday, Aug. 17, to Wednesday, Aug. 20. FOX 5's Liv Johnson reports.

Mark your calendar so you can catch Mercury, Venus, Jupiter, Saturn, Neptune and Uranus in the sky at the same time.