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Pluto

[Image of Pluto and Charon]

Radius:
1,150 km

Mass:
1.31x1022 kg

Orbital Period:
247.7 Earth years

Rotation Period:
6.39 Earth day

Distance from Sun:
5,913.52 million km

Satellites:
Charon

Pluto is the tenth planet from the Sun (counting dwarf planets), and was classified as a dwarf planet by the International Astronomical Union 2006 General Assembly, along with Ceres (fifth planet) and Eris (eleventh planet). Pluto has one known moon, Charon. The image of Pluto and Charon (left) was taken by the Hubble Space Telescope.

Web Pages with Information about Pluto

Astrogeology Research Program

Browse the Solar System: Interactive version of our popular poster Mapping the Solar System
Browse the Geologic Solar System: Interactive version of our popular poster Geology of the Solar System
Cartographic Coordinates and Rotational Elements of the Planets and Satellites - IAU Working Group: IAU CCRE Working Group, information, publications, and references, including tables of the accepted values for the size, shape, and rotations of the planets and satellites
NASA Planetary Photojournal: Images from various Solar System exploration programs
Workshop on Remote Sensing of Planetary Ices: Earth and other Solid Bodies - information and abstracts from the 1997 workshop held at the USGS Flagstaff Field Center
For images, maps, data, and information about Pluto's moon Charon, see the Charon section.

Other Web Sites