Are you looking for a homogenous sphere? Want to test your new relational theory of spacetime? This sphere is fully homogenous, as well as being practically indestructible. Spin it as much as you like.  PLEASE NOTE: the red background is not included - nor is any world in which to place your sphere. If you are looking for possible worlds, however, you should check out some our other listings. 

BLUE Homogenous Sphere

$19.99Price