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Astronomical Adventures

The Planet Neptune


Planet Neptune

A view of Neptune from the Voyager 2 spacecraft.

Some basic facts about Mars


PlanetNeptune
Radius (kilometers)24764
Orbital Distance from the Sun (kilometers)4504449769
Rotation Period (1=24 hours)0.67125
Mass (Million Metric Tons)1.024E+14
Density (grams/cubic centimeter)1.64
Year Discovered1846
Moons13


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