A ring system is a disk or ring orbiting an astronomical object that is composed of solid material such as dust, moonlets, and is a common component of satellite systems around giant planets.

A ring system is a disk or ring orbiting an astronomical object that is composed of solid material such as dust, moonlets, and is a common component of satellite systems around giant planets. A ring system around a planet is also known as a planetary ring system.

In our solar system the gas giants (Jupiter, Saturn, Uranus, Neptune) all have rings, but the rings around Saturn are the most extensive.

References