Space is also used to describe things in a physical realm. The smallest major terrestrial body in space is a Planet.
Main Article: List of Polyhedra By Type
The platonic solids have all their faces be the same type, all their edges be the same length, and all vertices have the same number of edges coming from them, and are convex. They are sometimes associated with the classical elements.
Next: Flune, or sometimes time (though time is somewhat useless when talking about geometry).