Moons of Jupiter Michele Dougherty / Serious Science

Physicist Michele Dougherty on the exploration of Jupiter’s moons, Europa’s ice crust and the internal ocean on Ganymede. Read the full text on our website: 'If I was asked if I only wanted to find one thing out with the magnetic field instrument on JUICE, that would be to be able to measure how deep the liquid ocean is on Ganymede, to measure if it's a global ocean, so if it's underneath the entire surface and also to measure how deep the ice crust is. If