Neptune is named after the Roman god of the sea. An atmosphere of thick hydrogen, helium, and methane the methane and other gases gives the planet a blue-green appearance.
It has clouds blowing rapidly in bans, Neptune has the fastest supersonic
Neptune is named after the Roman god of the sea. An atmosphere of thick hydrogen, helium, and methane the methane and other gases gives the planet a blue-green appearance.
It has clouds blowing rapidly in bans, Neptune has the fastest supersonic winds in the solar system reaching over 2000 km/hr.
The upper-level clouds temperature is – 218° C
The dark spot in the atmosphere is thought to be a hole in the atmosphere layer much like the hole in Earth’s Ozone layer.
- 1989: Voyager 2 has been the only spacecraft to visit Neptune
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