Ariel, a moon of Uranus, is the 4th place when it comes to largest moon of Uranus. Ariel has a mass of 1.353 ± 0.120 × 1021 kilograms or 0.0908 Earths. Ariel has a radius of 578.9±0.6 kilometers and surface area of 4,211,300 kilometers squared. The orbital period of Ariel around Uranus is 2.520 Earth Days and has an orbital speed of 5.51 kilometers per second.
Profile of Ariel
Ariel was discovered on Late October 1851 by English Astronomer William Lassell. Lassell named Ariel The Moon after sky spirit in Alexander Pope's The Rape of the Lock and in William Shakespeare's play, The Tempest. In fact all moons of Uranus are named after Shakespeare's Characters. Ariel has a surface gravity of 0.269 meters per second squared and the escape velocity of Ariel is 0.559 kilometers per second.
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