Uranus’ Moon Cressida
October 19, 2004
Uranus’ moon Cressida — Cressida is a moon of Uranus. It was named after the daughter of Calchas in William Shakespeare’s play Troilus and Cressida.
Other than its size and orbit, virtually nothing is known about it.
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Discovery
Discovered by Voyager 2
Discovered in 1986
Orbital characteristics
Mean radius 61,767 km
Eccentricity 0.00023
Orbital period 0.46357d
Inclination 0.04�
Physical characteristics
Equatorial diameter ~79.6 km
Surface area km2
Mass 3.43�1017 kg
Mean density 1.3 g/cm3
Surface gravity 0.014 m/s2
Rotation period ?
Axial tilt ?�
Albedo 0.07
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