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Our Solar System
Neptune

Neptune:

 
Facts General Information
Mass: 1.02 x 1026

Relative size: 5

When Discovered: 1846

Distance from the Sun: 4,504,000,000

Relative Distance
from the Sun:
8

Number of days to
orbit the Sun:
60200

Who discovered: it was observed by Jahann Galle

Planet was named after: it was named after a Roman God of the sea

Was it visited: it was visited by a space craft called voyager 2

Neptune was the first planet found by mathematical prediction rather than by empirical observation. a Great Dark Spot comparable to the Great Red Spot on Jupiter.

Created by Nicholas Davila for George Fisher Middle School's Science Fair