The Planets- Uranus 3

Uranus: Facts & Figures

Discovered By: William Herschel

Date of Discovery: 1781

Average Distance from the Sun

Metric: 2,870,972,200 km
English: 1,783,939,400 miles
Scientific Notation: 2.8709722 x 109 km (19.191 A.U.)
By Comparison: 19.191 x Earth

Perihelion (closest)

Metric: 2,735,560,000 km
English: 1,699,800,000 miles

Scientific Notation: 2.73556 x 109 km (18.286 A.U.)
By Comparison: 18.60 x Earth

Aphelion (farthest)

Metric: 3,006,390,000 km
English: 1,868,080,000 miles
Scientific Notation: 3.00639 x 109 km (20.096 A.U.)
By Comparison: 19.76 x Earth

Equatorial Radius

Metric: 25,559 km
English: 15,882 miles
Scientific Notation: 2.5559 x 104 km
By Comparison: 4.007 x Earth

Equatorial Circumference

Metric: 160,592 km
English: 99,787 miles
Scientific Notation: 1.60592 x 105 km

Volume

Metric: 69,142,000,000,000 km3
Scientific Notation: 5.9142 x 1013 km3
By Comparison: 63.1 x Earth

Mass

Metric: 86,849,000,000,000,000,000,000,000 kg
Scientific Notation: 8.6849 x 1025 kg
By Comparison: 14.371 x Earth's

Density

Metric: 1.30 g/cm3
By Comparison: 0.236 x Earth

Surface Area

Metric: 8,115,600,000 km2
English: 3,133,400,000 square miles
Scientific Notation: 8.1156 x 109 km2
By Comparison: 15.91 x Earth

Equatorial Surface Gravity

Metric: 8.43 m/s2
English: 27.7 ft/s2
By Comparison: If you weigh 100 pounds on Earth, you would weigh 86 pounds on Uranus.

Escape Velocity

Metric: 76,640 km/h
English: 47,620 mph
Scientific Notation: 21,290 m/s
By Comparison: 1.904 x Earth

Sidereal Rotation Period (Length of Day)

-0.7196 Earth days (retrograde)
-17.24 hours (retrograde)
By Comparison: 0.722 x Earth

Sidereal Orbit Period (Length of Year)

84.02 Earth years
30,687.2 Earth days

Mean Orbit Velocity

Metric: 24,607 km/h
English: 15,290 mph
Scientific Notation: 6,835.2 m/s
By Comparison: 0.229 x Earth

Orbital Eccentricity

.047168
By Comparison: 2.823 x Earth

Orbital Inclination to Ecliptic

0.770 degrees

Equatorial Inclination to Orbit

97.86 degrees
By Comparison: 4.173 x Earth

Orbital Circumference

Metric: 17,620,000,000 km
Scientific Notation: 1.762 x 1010 km
By Comparison: 19.06 x Earth

Effective Temperature

Metric: -216 °C
English: -357 °F
Scientific Notation: 57 K

Atmospheric Constituents

Hydrogen, Helium, Methane
Scientific Notation: H2, He, CH4
By Comparison: Earth's atmosphere consists mostly of N2 and O2.

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