The spacecraft will explore Europa, Ganymede and Callisto when it finally arrives in orbit around Jupiter in 2031.
Jupiter's largest moon Ganymede is producing 'chorus waves' one million times more powerful than average.
The largest moon in the solar system is now thought to have more water on it than the Earth does.
The largest moon in our solar system could be home to a subterranean 'club sandwich' of ice and oceans.
The largest moon in the solar system has been mapped in unprecedented detail thanks to a new project.
The Russian space agency has plans to launch a pioneering mission to explore Jupiter's largest moon.
The destination of NASA's next major mission to the planets has been announced, Jupiter and two of its moons Ganymede an...