Earth, Mercury and Jupiter's moon Ganymede all have internally generated magnetic fields today. Mars and Earth's moon have ...

It will spend six months orbiting the moon, collecting data on its surface, oceans and magnetic field. Scientists hope this ...

Jupiter's largest moon Ganymede is generating "killer" waves ... and puzzling observation showing that a moon with a magnetic field can create such a tremendous intensification in the power ...

The largest moon in the solar system, Ganymede is also the only moon known to have its own magnetic field. Volcanoes rage on Io's surface, earning it the title of the solar system's most ...