Planetary system, gravitationally bound non-stellar objects in or out of orbit around a star or star system
Satellite system (astronomy), is a set of gravitationally bound non-planetary objects in orbit of a planetary mass object or minor planet, or its barycenter
Ring system, is a system of cosmic dust or moonlets, forming rings around, and gravitationally bound to a host non-stellar body.
Physical system, that portion of the physical universe chosen for analysis
Thermodynamic system, a body of matter and/or radiation, confined in space by walls, with defined permeabilities, which separate it from its surroundings
Systems science, an interdisciplinary field that studies the nature of complex systems in nature, society, and science
When talking about plurality or multiplicity, "system" can be used to refer to all personas (or "headmates") present in a single body, taken together as a group.
See also
Classic Mac OS versions 1 through 7 were known as "System 1" through "System 7"
Meta-system, something composed of multiple smaller systems
This disambiguation page lists articles associated with the title System. If an internal link led you here, you may wish to change the link to point directly to the intended article.