Newslink: 'Cold Quasars' May Be at the End of Their Lives, But They Can Still Birth Stars

Building a quasar, the brightest type of object in the universe, usually signifies an end of star-formation in a galaxy. Now, new research suggests that some galaxies may continue to birth new stars longer than expected after a quasar cuts off their supply of gas.

https://www.space.com/cold-quasars-galaxies-still-forming-stars.html