Gaia discovers a new family of black holes

Paris (ESA) Apr 02, 2023

ESA's Gaia mission has helped discover a new kind of black hole. The new family already has two members, and both are closer to Earth than any other black hole that we know of. A team of astronomers studied the orbits of stars tracked by Gaia and noticed that some of them wobbled on the sky, as if they were gravitationally influenced by massive objects. Several telescopes looked for the ob