Orbitsville (ISBN 0-330-25013-2), published in 1975, is a science fiction novel by Bob Shaw about the discovery of a Dyson sphere-like artifact surrounding a star. It has won the 1976 British Science Fiction Award for the best novel. Shaw wrote two sequels, Orbitsville Departure (ISBN 0-671-69831-1), in 1983, and Orbitsville Judgement in 1990.
The novel appeared in installments in Galaxy Science Fiction in 1974, June-August.
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