Thursday, August 20, 2026
Science

Dark Stars may have left gravitational-wave echoes across the universe

A mysterious background of extremely low-frequency gravitational waves detected by networks of pulsars may carry information about events that began more than 13 billion years ago—including the formation of some of the first supermassive black holes in the universe.

Dark Stars may have left gravitational-wave echoes across the universe
Image: Phys.org
A mysterious background of extremely low-frequency gravitational waves detected by networks of pulsars may carry information about events that began more than 13 billion years ago—including the formation of some of the first supermassive black holes in the universe.

Originally published at Phys.org

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