Sound Postcard

Posted: May 13, 2022

Hear the Weird Sounds of a Black Hole Singing, Dennis Overbye, The New York Times, May 7, 2022

Credit: Getty Images

In 2003, Astrophysicists working with NASA’s orbiting Chandra X-ray Observatory, a 45-foot satellite telescope which detects X-ray emissions from exploded stars, galaxy clusters, and matter near black holes, recorded sound pressure waves with a period of 10 million years. Now, they have translated the frequencies in these waves to within human audibility. Universe Idol, anyone? To learn more click here