Europa Quick-Look Statistics
Discovery: Jan 7, 1610 by Galileo Galilei
Diameter (km): 3,138
Mass (kg): 4.8e22 kg
Mass (Earth = 1) 0.0083021
Surface Gravity (Earth = 1): 0.135
Mean Distance from Jupiter (km): 670,900
Mean Distance From Jupiter (Rj): 9.5
Mean Distance from Sun (AU): 5.203
Orbital period (days): 3.551181
Rotational period (days): 3.551181
Density (gm/cm) 3.01
Orbit Eccentricity: 0.009
Orbit Inclination (degrees): 0.470
Orbit Speed (km/sec): 13.74
Escape velocity (km/sec): 2.02
Visual Albedo: 0.64
Surface Composition: Water Ice