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Enceladus: Facts & Figures
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Discovered By
William Herschel
Date of Discovery
1789
Orbit Size Around Saturn (semi-major axis)
Metric: 238,037 km
English: 147,909 miles
Periapsis (closest)
Metric: 236,918 km
Apoapsis (farthest)
Metric: 239,156 km
Sidereal Orbit Period (Length of Year)
0.003750856 Earth years
1.37 Earth days
Orbit Circumference
Metric: 1,495,622.32 km
Average Orbit Velocity
Metric: 45,487.3 km/h
Orbit Eccentricity
0.0047
Orbit Inclination
0.009 degrees
Mean Radius
Metric: 252.1 km
English: 156.6 miles
Equatorial Circumference
Metric: 1,584.0 km
Volume
Metric: 67,113,076 km3
Mass
Metric: 107,944,591,230,692,000,000 kg
Scientific Notation: 1.0794 x 1020 kg
Density
Metric: 1.608 g/cm3
Surface Area
Metric: 798,648.27 km2
Surface Gravity
Metric: 0.113 m/s2
Escape Velocity
Metric: 861 km/h
Rotation Period (Length of Day)
By Comparison: Synchronous with Saturn
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Advisory: Dr. James Green, Director of Planetary Science
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Last Updated: 3 Aug 2014