Ariel

Also known as Uranus I, Ariel (moon)

fourth-largest moon of Uranus

AI overview

Ariel is the fourth-largest moon orbiting the planet Uranus. It is notable for its heavily cratered surface and its role in helping scientists understand the composition and geological history of Uranus's moon system.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Diameter: 1156
Radius: 578.9
Mass: 1.353
Orbital period: 2.52
Image: Ariel in monochrome.jpg

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Commons category: Ariel (moon)
time of discovery or invention: 1851-10-24
semi-major axis of an orbit: 191020
orbital eccentricity: 0.0012
apparent magnitude: 14.4
orbital inclination: 0.260
albedo: 0.39
temperature: 84
density: 1.592

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Article

Apparent magnitude 14.8 (R-band) Absolute magnitude (H) 1.45

Ariel is the fourth-largest moon of Uranus. Ariel orbits and rotates in Uranus's equatorial plane, which is almost perpendicular to the planet's orbit, giving the moon an extreme seasonal cycle.