Geometrically, Spaceship Earth is a derivative of a pentakis dodecahedron, with each of the 60 isosceles triangle faces divided into 16 smaller triangles (with a bit of fudging to make it rounder).
Geometrically, Spaceship Earth is a derivative of a pentakis dodecahedron. It is a Class 2 Frequency 16 Icosahedron, with each of the 60 isosceles triangle faces divided into 16 smaller triangles (with a bit of fudging to make it rounder).