SETI

We Should Be Looking for Small, Hot Dyson Spheres

alien megastructures, Astronomy, Center for Exoplanets and Habitable Worlds, Dyson Spheres, Featured, Freeman Dyson, Infrared Astronomy, Penn State Extraterrestrial Intelligence Center, Search for Extraterrestrial Intelligence, SETI / By

In 1960, legendary physicist Freeman Dyson published his seminal paper “Search for Artificial Stellar Sources of Infrared Radiation,” wherein he proposed that there could be extraterrestrial civilizations so advanced that they could build megastructures large enough to enclose their parent star. He also indicated that these “Dyson Spheres,” as they came to be known, could …

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