Game Preview

Moons of the Solar System

  •  English    15     Public
    7 Largest Moon Facts
  •   Study   Slideshow
  • What is the largest moon in the solar system?
    Ganymede
  •  15
  • This moon is known as the most volcanically active body in the solar system.
    Io
  •  15
  • This moon is known as the most heavily cratered object in the solar system
    Callisto
  •  15
  • This is the only large moon in the solar system with a retrograde orbit
    Triton
  •  15
  • Strongest candidate for extraterrestrial life due to global subsurface ocean beneath an icy crust
    Europa
  •  15
  • Only celestial body humans have visited beyond Earth
    Moon aka Luna
  •  15
  • Has the thickest atmosphere of any moon
    Titan
  •  15
  • This moon's ice volcanoes spout what is probably a mixture of liquid nitrogen, methane, and dust, which instantly freezes and then snows back down to the surface.
    Triton
  •  15
  • It is the sole other place in the solar system known to have an earthlike cycle of liquids similar the water cycle
    Titan
  •  15
  • The only moon known to have its own magnetic field
    Ganymede
  •  15
  • The third largest moon in our solar system and about the same size as Mercury
    Callisto
  •  15
  • This moon looks like it’s sprinkled with bright white dots that scientists think are the peaks of the craters capped with water ice.
    Callisto
  •  15
  • Three of the largest moons in the solar system belong to this planet
    Jupiter
  •  15
  • Name Jupiter's three moons
    Ganymede, Callisto, and Io
  •  15
  • This moon's water-ice surface is crisscrossed by dark, reddish-brown cracks.
    Europa
  •  15