(Lead image: The Callisto demonstration in front of the ‘Commander’ mannequin inside the Orion spacecraft during Artemis I. Credit: NASA) ...

NASA is gearing up for the highly anticipated ... Its neighboring moons, Ganymede and Callisto, may also hold subsurface oceans, though their thicker ice crusts make exploration more difficult.

Europa Clipper - one of the most advanced spacecraft ever sent to another planet - aims to explore Jupiter's icy moon ...

At Callisto, during 21 flybys JUICE will study ... This image of Ganymede was obtained by NASA's Juno Spacecraft JunoCam imager during a flyby of the ... [+] icy moon on 7 June 2021.

The Callisto technology demonstration will be integrated into NASA’s Orion spacecraft for the agency’s Artemis I uncrewed mission around the Moon and back to Earth. Callisto uses Amazon ...

NASA is also working on their own mission to Jupiter's watery moons, but it will focus on Europa more than either Ganymede or Callisto. Unlike JUICE, which is planned to fly over Europa twice ...