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The Epic Interactive Encyclopedia 1998
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Epic Interactive Encyclopedia, The - 1998 Edition (1998)(Epic Marketing).iso
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Neptune
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1992-09-03
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591b
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25 lines
Neptune is the ninth PLANET from the sun and
because of this, very little is known about
it except it is a gasouse giant.
Statistics
Distance from the sun:
Furthest (Aphelion): 4,537,304,000km
Nearest (Perhelion): 4,428,217,100km
Mean (Average): 4,496,600,000km
Orbital period: 165 years
Rotation Period: 18hr 26min
Diameter at Equater: 49,000km
Mass ( Earth = 1): 17.2
Surface Temperture: -225
Gravity (Earth = 1): 1.19
Closest aproach to the Earth: 4.308,623,136km
Density (density of water = 1): 1.77
Atmosphere: HYDROGEN, HELIUM, METHANE
Moons: 2
Rings: 0
Subject by: Malcolm Pett