Is space spherical?

We do not know if "space" itself has an discernible shape, or what that shape might be. Spherical or roughly spherical is one good choice.

However, some mathematical models of the universe suggest that "space" is more toroidal. A "torus" is a doughnut-shape.
We do not know if "space" itself has an discernible shape, or what that shape might be. Spherical or roughly spherical is one good choice.

However, some mathematical models of the universe suggest that "space" is more toroidal. A "torus" is a doughnut-shape.