The Jovian Planets
 
Jupiter
Saturn
Uranus
Neptune
 
Distance from Sun (AU)
5.2
9.5
19.2
30.1
Size 
(Earth = 1)
11.2
9.44
4.0
3.9
Mass
(Earth = 1)
317
95
14.5
17
Moons
Io, Europa, Ganymede, Callisto, 
12 others
Titan, 
15 others
17 small moons
Triton, 7 others