Dyson Sphere

A Dyson Sphere is a hypothetical megastructure composed of a massive sphere that surrounds a star, collecting as much of it's energy as possible. Dyson spheres are named for Freeman Dyson, who first proposed these structures.

Dyson Spheres in Science Fiction

• In the Star Trek Universe, a Dyson Sphere made by an unknown alien civilization was seen in Relics.

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