9.neptune

Neptune
Diameter: 49,528 km

Distance from the sun:
4,503,443,661 km

Period of rotation: 18 hours

Period of revolution: 8 years

Atmosphere: mainly of hydrogen, with a small percentage of helium and a smaller percentage of methane.

Temperature:
Max – -220 Degrees Celsius
Min –-223 Degrees Celsius
Number and name of moons:
Number – 8
Name of moons – Naiad, Thalassa, Despina, and Galatea
Interesting facts
1. Neptune's surface gravity is almost like Earth.
2. Neptune has the strongest winds in the Solar