Quasar winds with record energy levels were seen fleeing a distant galaxy
The enormous outflows of gas can help explain why galaxies stop making stars
![quasar illustration](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2020/03/032520_lg_quasars_feat.jpg?fit=1028%2C579&ssl=1)
Bright, active black holes at the centers of galaxies, called quasars (illustrated), can blow gas out into space, shutting down galactic growth.
J. Olmsted/STScI, ESA, NASA