A grand odyssey of exploration is about to begin. Humankind's next bold mission to the outer solar system, ESA's Jupiter Icy Moons Explorer, Juice, is poised to explore giant planet Jupiter and its largest moons. These intriguing worlds have piqued our curiosity ever since Galileo first raised his telescope to the planet and discovered its four largest moons: Io, Europa, Ganymede and Callisto, three of which are thought to harbor underground oceans.
