Known Space -- Sol -- Uranus -- | Portia |
Portia is the seventh of Uranus' satellites.
Orbital Distance: 66,100 km (circular orbit) Eccentricity: 0.000 Local Year: 0.513 days (12h 19m 0s) Orbital Velocity: 9.370 km/s Inclination: 0.09° Local Day: 0.513 days (12h 19m 0s) Axial Tilt: n/a Diameter: 110 km Composition: Ice Density: 0.13 g/cm3 Mass: 9.000 x 1013 tonnes (15/billion earths) Gravity: Negligable Escape Velocity: 0.015 km/s Area: 38,000 km2 Surface Material: Dark soil and ice Atmosphere: None Pressure: None Albedo: 0.07 Temperature: ???°C |