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

	Callisto	Jupiter
Discovered By	Galileo Galilei	Known by the Ancients
Date of Discovery	1610	Unknown
Average Orbit Distance	1,882,700 km	778,340,821 km
Perihelion/Perigee (closest)	1,868,768 km	740,679,835 km
Aphelion/Apogee (farthest)	1,896,632 km	816,001,807 km
Equatorial Radius	2,410.3 km	69,911 km
Equatorial Circumference	15,144.4 km	439,263.8 km
Volume	58,654,577,603 km3	1,431,281,810,739,360 km3
Mass	107,593,737,963,819,000,000,000 kg	1,898,130,000,000,000,000,000,000,000 kg
Density	1.834 g/cm3	1.326 g/cm3
Surface Area	73,004,909.27 km2	61,418,738,571 km2
Equatorial Surface Gravity	1.236 m/s2	24.79 m/s2
Escape Velocity	8,787 km/h	216,720 km/h
Rotation Period (Length of Day)	16.6890184 Earth days	0.41354 sidereal days
Mean Orbit Velocity	29,531.6 km/h	47,002 km/h
Orbit Eccentricity	0.0074	0.04838624
Orbit Inclination to Ecliptic	0.192 degree	1.304 degrees
Orbit Circumference	11,829,191.03 km	4,887,595,931 km
Atmospheric Constituents	Carbon dioxide	Hydrogen, Helium