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

	Dione	Saturn
Discovered By	G.D. Cassini	Known by the Ancients
Date of Discovery	1684	Unknown
Average Orbit Distance	377,415 km	1,426,666,422 km
Perihelion/Perigee (closest)	376,585 km	1,349,823,615 km
Aphelion/Apogee (farthest)	378,245 km	1,503,509,229 km
Equatorial Radius	561.7 km	58,232 km
Equatorial Circumference	3,529.3 km	365,882.4 km
Volume	742,338,322 km3	827,129,915,150,897 km3
Mass	1,095,745,430,185,280,000,000 kg	568,319,000,000,000,000,000,000,000 kg
Density	1.476 g/cm3	0.687 g/cm3
Surface Area	3,964,776.51 km2	42,612,133,285 km2
Equatorial Surface Gravity	0.232 m/s2	10.4* m/s2
Escape Velocity	0.510228649 km/h	129,924 km/h
Mean Orbit Velocity	36,100.4 km/h	34,701 km/h
Orbit Eccentricity	0.0022	0.05386179
Orbit Inclination to Ecliptic	0.028 degree	2.49 degrees
Orbit Circumference	2,371,365.51 km	8,957,504,604 km