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Astronomical Adventures

The Dwarf Planet Pluto


Dwarf Planet Pluto

A Hubble Space Telescope image of Pluto (left) and its moon Charon (right)

Some basic facts about Pluto


Dwarf PlanetPluto
Radius (kilometers)1170
Orbital Distance from the Sun (kilometers)5915799000
Rotation Period (1=24 hours)6.387
Mass (Million Metric Tons)13200000000
Density (grams/cubic centimeter)2.03
Year Discovered1930
Moons3


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