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Pluto

Global Color Image of Pluto

  • Discovered in [1930
    • Position calculated from gravitational theory
    • Discovered by Clyde Tombaugh
  • Located 39.5 AU from the Sun
  • Cold
    • -228˚ to -238˚ Celsius
  • Terrain
    • Very diverse
    • Mountains
    • Frozen plains
  • Thin atmosphere of carbon monoxide, nitrogen
    • It freezes when Pluto is farther from the sun and sublimates when it is close
  • Tidally locked with Charon
    • Double tidal lock

Moons

Space Astronomy Dwarf Planet