Ganymede is the one acknowledged moon with its personal magnetic area, which causes auroras akin to those on this planet. The auroras sway when Jupiter’s magnetic field fluctuates, partial proof for a significant saltwater ocean. Saturn has two ocean moons – Enceladus and Titan. Both have subsurface oceans and Titan https://rafaelqplhh.dgbloggers.com/35201250/the-2-minute-rule-for-best-moons