A moon of Uranus could have a hidden ocean, James Webb Space Telescope finds
![A moon of Uranus could have a hidden ocean, James Webb Space Telescope finds](https://cdn.mos.cms.futurecdn.net/iYw2mWTthJu4NCPijBZ59g.jpg)
Astronomers using the James Webb Space Telescope have found that Ariel, a moon of Uranus, has some of the most carbon dioxide-rich deposits in the solar system, hinting at a buried water ocean.