Which Galilean moon is unique for being the largest in the solar system and possessing its own intrinsic magnetic field?

Answer

Ganymede

Ganymede holds the distinction of being the largest moon in the solar system, exceeding the size of the planet Mercury, and it is the only moon known to generate its own intrinsic magnetic field.

Which Galilean moon is unique for being the largest in the solar system and possessing its own intrinsic magnetic field?
SpaceastronomyJupiterplanetsplanetsolar systemGas Giant