August 13, 2025
Astronomers have detected a dormant black hole with a mass equal to 36 billion Suns in the Cosmic Horseshoe system, 5 billion light-years away. Identified via gravitational lensing and stellar motion, it ranks among the largest known black holes. The discovery sheds light on the link between galaxy size and central black hole growth.
Astronomers have detected a dormant black hole with a mass equal to 36 billion Suns in the Cosmic Horseshoe system, 5 billion light-years away. Identified via gravitational lensing and stellar motion, it ranks among the largest known black holes. The discovery sheds light on the link between galaxy size and central black hole growth.