Tilman Spohn

Can A Top-down Freezing Core Explain Ganymede’s Magnetic Field?

The Jovian moon Ganymede possesses an internally generated, present-day magnetic field. This finding was one of the most unexpected ones during the Galileo mission back in 1996. Ganymede is an icy moon, i.e. water makes up 46-48% of its total mass. […]