Jupiter's moon Ganymede is the biggest moon in the solar program. It's larger than planet Mercury and dwarf planet Pluto, and it's about 3-quarters the size of Mars. It is also the one moon regarded to acquire its personal magnetic field. Huge-affect speculation. In Wikipedia. By NASA/JPL-Caltech, Community Area, Wikipedia https://kabirw357rqp8.creacionblog.com/profile