Dyson spheres, the hypothetical mega-structures that advanced alien civilizations might use to enclose a star and harness its energy, suffer from a fatal flaw: They are catastrophically unstable. But ...

A researcher from German research institute Forschungszentrum Jülich has investigated for the first time the possibility of designing a Dyson sphere utilizing photovoltaic modules. A Dyson sphere is a ...

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What if we could engineer a gigantic megastructure capable of harvesting every bit of the Sun's energy? Something known as a Dyson sphere.

A solid Dyson sphere built around a star to capture all its power would be unstable, just like one made of many satellites. Even a rigid sphere with its star perfectly centred would experience gradual ...