Quasar (IMAGE) Carnegie Institution for Science Caption A growing black hole, called a quasar, can be seen at the center of a faraway galaxy in this artist's concept. Credit NASA/JPL-Caltech Usage Restrictions With credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.