I believe Voronoi can be applied on high-dimension points, producing polytopes. So, run Voronoi on 3D points that happen to all be on the sphere... Then inter

I believe Voronoi can be applied on high-dimension points, producing polytopes. So, run Voronoi on 3D points that happen to all be on the sphere... Then intersect the polytopes with a sphere. Tada - great arcs.