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Giant elliptical galaxies are not as likely as previously thought to be cradles of technological civilizations such as our own, according to a recent paper by a University of Arkansas astrophysicist.

are unlikely in large elliptical galaxies, where most stars and planets reside, then by default such as the Milky Way will be the primary sites of these civilizations, as expected by the principle of mediocrity, Whitmire said.

More information: Daniel P Whitmire. The habitability of large elliptical galaxies, Monthly Notices of the Royal Astronomical Society (2020).

Journal information: Monthly Notices of the Royal Astronomical Society