This image of Ganymede was obtained by NASA's Juno Spacecraft JunoCam imager during a flyby of the ... [+] icy moon on 7 June 2021. Bigger than Mercury and Pluto, Ganymede fascinates planetary ...

It is liquid in form and has many moons, the largest of which, Ganymede, is bigger than Mercury. NOTE: This clip was factually accurate when originally broadcast. Pupils could use this clip to ...