Ganymede A satellite of Jupiter and the largest moon in the Solar System. It is the seventh moon and third Galilean satellite outward from Jupiter. Completing an orbit in roughly seven days, Ganymede participates in a orbital resonance with the moon
Jupiter’s Moon Ganymede — Ganymede is the largest satellite in the solar system with a diameter of 3270 miles. It is larger than Mercury and Pluto, and the size of Mars. If Ganymede orbited the Sun instead of Jupiter, it would be classified as a planet.
Ganymede, the seventh moon of Jupiter. It is the largest moon of Jupiter and in the solar system. Ganymede has a diameter of miles kilometers), larger than the planet Mercury. It is the only moon known to have a magnetic field.
NASA’s Hubble Space Telescope has the best evidence yet for an underground saltwater ocean on Ganymede, Jupiter’s largest moon. The subterranean ocean is thought to have more water than all the water on Earth's surface.
Ganymede, moon of Jupiter, Galileo Galilei. Largest moon in our solar system, larger than Mercury, size of Mars. Would be considered a planet if it did not orbit Jupiter. It is the only moon in our solar system to produce its own magnetic field.