This chart shows the differences between Epimetheus and Saturn. To change the planets/moons being compared, change one or more of the form fields at the bottom and click Refresh.

	Epimetheus	Saturn
Discovered By	R. Walker, J. Fountain, S. Larson	Known by the Ancients
Date of Discovery	1966/1978	Unknown
Average Orbit Distance	151,410 km	1,426,666,422 km
Perihelion/Perigee (closest)	149,926 km	1,349,823,615 km
Aphelion/Apogee (farthest)	152,894 km	1,503,509,229 km
Equatorial Radius	58.1 km	58,232 km
Equatorial Circumference	365.1 km	365,882.4 km
Volume	821,518 km3	827,129,915,150,897 km3
Mass	526,032,620,017,115,000 kg	568,319,000,000,000,000,000,000,000 kg
Density	0.64 g/cm3	0.687 g/cm3
Surface Area	42,419.17 km2	42,612,133,285 km2
Equatorial Surface Gravity	0.010 m/s2	10.4* m/s2
Escape Velocity	125 km/h	129,924 km/h
Mean Orbit Velocity	57,115.4 km/h	34,701 km/h
Orbit Eccentricity	0.0098	0.05386179
Orbit Inclination to Ecliptic	0.351 degrees	2.49 degrees
Orbit Circumference	951,314.25 km	8,957,504,604 km