Saturn's magnetosphere is not as big as Jupiter's, but it is still pretty big. It is big enough to hold all of Saturn's moons. It is probably made the same way as is Jupiter's, which affects its overall shape and structure. The shape is also affected by the fact that Saturn's moon Titan does not contribute a very large cloud to the magnetosphere.

The rings of Saturn definitely affect the motion of particles in the magnetosphere.

Saturn's magnetosphere produces beautiful aurora, as well as strong radio signals and other waves, such as whistler waves.