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How old is the Neptune?

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Neptune. and its strange moons. The orbit of Uranus was calculated using Kepler's and Newton's laws. The calculations took several years. At that time computers were people who did the calculations and they had to be paid. read more

In Roman mythology Neptune (Greek: Poseidon) was the god of the Sea. After the discovery of Uranus, it was noticed that its orbit was not as it should be in accordance with Newton's laws. read more

Neptune goes around the sun once roughly every 165 Earth years, and completed its first orbit, since being discovered, in 2011. Every 248 years, Pluto moves inside Neptune's orbit for 20 years or so, during which time it is closer to the sun than Neptune. read more

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