Orbitsville

'''Shaw, Bob. Orbitsville.' Galaxy Science Fiction'' June, July, August 1974. London: Gollancz SF, 1975.

Built by non-humans, but a variation of an idea by the definitely human Freeman Dyson, a Dyson Sphere encompasses a sun, maximizing the energy that can be captured for sentient use. First book of at least a trilogy.

RDE, completing, 24May19