Planet
Uranus
TypePlanet
Mass8.681 × 10²⁵ kg
Diameter50,724 km
Orbital Radius2,871 million km
Orbital Period30,687 days
Rotation Period17.24 hours
Known Moons28
Surface Gravity8.87 m/s²
Average Temp-195 °C
AtmosphereH2 (83%), He (15%), CH4 (2%)
Discovered ByWilliam Herschel
Discovery Year1781
About Uranus
An ice giant that rotates on its side, likely from an ancient collision. The methane in its atmosphere gives it a blue-green color. Has faint rings and 28 known moons. The coldest planetary atmosphere in the solar system. Discovered by William Herschel in 1781.
Uranus has 28 known moons in total.
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