Wheel Shaped Space Station

It's a work in progress and a little exercise in OpenSCad. I think at the present time it is pretty unprintable. (I haven't tried it yet, but it has very small details and I think it'll need a lot of support But I might pick up on that and make a more printable version of it later.

The object itself is loosely based on a wheel shaped design of space stations that where in vogue from the 50s onward. The wheel shape (when spinning) makes it have artificial gravity inside the rim. Unfortunat