The mass of neptune
The mass of neptune is 1.02 x 10 26kg or if you would right it would be 102,000,000,000,000,000,000,000,000, kg neptune has 17 times as much mass as earth
Compared to earth
Neptune compared to earth is 3.9 times bigger than earth
Neptune is the 4 largest planet it's diameter is 49,500 km it is much larger than the terestial planets (mercurary venus earth mars).
Neptune's orbit around the sun
165 years for one orbit
It takes15 hours, 57 minutes, and 59 seconds
Neptune's atmosphere is made up predominately of hydrogen and helium, with some methane. The methane is part of what gives Neptune its brilliant blue tint, as it absorbs red light and reflects bluer colors
Neptune is one of the two planets classified as an "ice giant." Like Uranus, its composition is made up more heavily of ices than the gas giants of Jupiter and Saturn
Triton, Nereid, Proteus, Larissa, Galatea, Naiad,Thalassa, Despiana, Neso, Halimede are some of the moons of neptune
Neptune Hubble space station
picture from earth
this is from the telescope from earth
the reason why I chose this planet is because I thoughtit was intersecting and I like the color
No one has been to Neptune because it is a gas giant. The unmanned Voyager 2 probe, which flew by the planet on August 25, 1989.
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Public - 9/28/16, 6:54 PM