Unformatted text preview: er ‘11, leaves in May ‘12
• Arrives at Ceres in Aug ‘15
• Will map the chemical and mineral composition, morphology, topography, etc. of these two very different large asteroids. Outer Planet Satellites
Outer Planet Satellites Gas Giant Satellites
Gas Giant Satellites
Jupiter Medium Satellites
0 Small Satellites
24 Saturn Large Satellites
4 Galilean Satellites
Titan 6 23 Uranus 0 5: 16 Triton M,A,U,T,O
0 7 Neptune 24 23 16 • Distinct and important differences in density, composition, and orbital properties Jupiter System: The Galilean Satellites
Io Volcanically active No H2O! Rock Differentiated.
Europa Smooth icy crust “Ocean” suspected beneath Ice, Liquid Water (?), and Rock Differentiated.
Ganymede Tectonic grooves Ice and Rock Differentiated Magnetic field!
Callisto Battered by impacts. Ice and Rock. Only partially differentiated Io Io: Tidal Heating
Io: Tidal Heating
Io is in synchronous rotation around Jupiter (always shows the same side to Jupiter) and is
stretched into a football shape along the Jupiterpointing axis. Because Io’s orbit is eccentric,
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- Spring '11
- Solar System, Orbital resonance, asteroid belt