Possible Evolution of XMM-2599 (IMAGE) University of California - Riverside Caption The three panels show, from left to right, what XMM-2599's evolutionary trajectory might be, beginning as a dusty star-forming galaxy, then becoming a dead galaxy, and perhaps ending up as a "brightest cluster galaxy," or BCG. Credit NRAO/AUI/NSF/B. Saxton; NASA/ESA/R. Foley; NASA/StScI. Usage Restrictions None 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.