28 janv. 1718 - Neptune

Description:

Distance from Sun: 30.10 AU
1. Neptune spins on its axis very rapidly.
2. Neptune is the smallest of the ice giants.
3. The atmosphere of Neptune is made of hydrogen and helium, with some methane.
4. Neptune has a very thin collection of rings.
5. Only one spacecraft has flown by Neptune.

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Date:

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