Previously it was believed Uranus' moons were desolate, desert-like worlds, but now it seems that the data from the Voyager 2 probe.

NASA's Voyager 2 spacecraft detected an unexpected phenomenon in the environment around the planet Uranus in 1986. Years later, scientists found the cause.

When NASA's Voyager 2 spacecraft flew by Uranus in 1986, it provided scientists' first—and, so far, only—close glimpse of this strange, sideways-rotating outer planet. Alongside the discovery of new moons and rings,

NASA's Voyager 2 helped shape scientists' understanding of Uranus but also introduced unexplained oddities. A recent data dive has offered answers and renewed interest in the icy planet and its moons.