Sagittarius A*, the black hole at the center of our galaxy, mostly eats interstellar gas and dust that ... Throughout the 1990s, scientists including Andrea Ghez and Reinhard Genzel precisely tracked ...

In the early 2000s, Andrea Ghez, an astrophysicist ... were orbiting near the black hole, Peissker said. The high-velocity stars and other dusty objects that orbit Sagittarius A* are collectively ...

Nobel Prize-winning astrophysicist Andrea Ghez on her decades of peering at the center of our galaxy—and the supermassive black hole she found there. This website uses cookies to improve your ...

Andrea Ghez ’87 turned galactic sleuth to expose the supermassive black hole at the center of the Milky Way. An avid reader of detective novels, Andrea Ghez ’87 turned galactic sleuth to ...

Roger Penrose helped resurrect Einstein’s general theory of relativity, and Reinhard Genzel and Andrea Ghez showed there was a black hole in the middle of our galaxy. The 2020 Nobel Prize in ...