| A planet is a large object in orbit around a star that is not a star itself. |
| •owl:Thing |
| •SpatioTemporalThing |
| •Endurant |
| •PhysicalEndurant |
| •PhysicalObject |
| •NonAgentivePhysicalObject |
| •PhysicalBody |
| •CelestialBody |
| •Planet |
| •PhysicalPlace |
| •PlanetaryStructureObject |
| •Planet |