 Neptune Image Courtesy
NASA/JPL-Caltech |
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Neptune Statistics Table:
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Things to keep in mind:
- 1 A.U. is the distance from the Earth to the Sun, or 93 million miles ( 149.6 million km )
- Planets have elliptical orbits, and distances given are the average distance from the sun.
- Measurements given in earth terms. If read "days" or "years," earth days and earth years are implied
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Date of Discovery
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1846 Johann Galle
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Average Distance from the Sun
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4,498,252,900 km
2,795,084,800 miles
30.069 A.U.
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Equatorial Radius
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24,764 km
15,388 miles
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Equatorial Circumference
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155,597 km
96,683 miles
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Density
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1.76 g/cm3
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Surface Area
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7,640,800,000 km2
2,950,100,000 mi2
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Gravity
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10.71 m/s2
35.14 ft/s2
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Rotation Period (Length of Day)
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0.67125 days
16.11 hours
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Orbit Period (Length of Year)
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164.79 years
60,190 days
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Orbital Velocity (avg)
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19,720 km/h
12,253 mph
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Orbital Circumference
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28,142,000,000 km
17,487,000,000 miles
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Min/Max Surface Temperature
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-214 C
-353 F
59 K
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Article written by IceCreamTruck and was compiled after extensive reading and study. This article is formatted to include information that isn't obvious from looking at most facts and figures sheets. Exact figures about the planet courtesy of JPL NASA and have been shortened to include only the most useful information. Please visit NASA's website for further detailed information on this planet NASA Venus Pages
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