MoonMoon of Uranus
Perdita
A small inner moon of Uranus.
30km
Diameter76,417km
From Uranus0.6days
Orbital Period1986
DiscoveredAbout
Perdita is a small inner moon of Uranus discovered during the Voyager 2 flyby or subsequent observations.
Properties
30km
Diameter76,417km
Semi-major Axis0.64days
Orbital PeriodYes
Tidally Locked1986
Discovery YearErich Karkoschka
Discovered ByOther Moons of Uranus
Miranda
The smallest major Uranian moon with an extremely varied and dramatic landscape.
471.6 km
Diameter
1.4 d
Orbit
1948
Discovered
Ariel
The brightest and possibly most geologically active of Uranus's major moons.
1,157.8 km
Diameter
2.5 d
Orbit
1851
Discovered
Umbriel
The darkest of Uranus's major moons with ancient, heavily cratered terrain.
1,169.4 km
Diameter
4.1 d
Orbit
1851
Discovered
Titania
The largest moon of Uranus with evidence of past geological activity.
1,576.8 km
Diameter
8.7 d
Orbit
1787
Discovered