That mission, which is slated to end in September 2025, also extends to Jupiter's rings and many moons. Juno’s trajectory passes by Io every other orbit, flying over the same part of the moon ...

these moon rings were stable — particularly Jupiter’s Iapetus. Even Earth's moon had a 95% chance of supporting a stable ring system in the simulations. "[W]e did not anticipate that moons in ...

and the white ring around Pillan Patera, to the right of Pele. Io is volcanic because of the gravitational pull of Jupiter and three of its other largest moons—Europa, Ganymede and Callisto ...