| Pluto |
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| Mythology: Underworld Millions of Miles From the Sun: 3,660 Revolution Time (Around Sun): 248 years Rotation Time (Around Axis): 6 days Degrees of Axis Tilt: 122 Average Temperature (F): -390 Diameter (In Miles): 1,422 Atmosphere: Methane gas Number of Rings: probably none Number of Moons: 1 Largest Moons: Charon Other Facts: Pluto is the smallest planet, and was discovered in 1930 by Clyde William Tombaugh. It is also the coldest planet, judging by the temperature of its moon, as well as being the outermost planet, except when it changes positions with Neptune. |
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