Elliptical galaxies: Chandra helps explain 'red and dead galaxies'
Friday, May 30, 2014 - 14:20
in Astronomy & Space
(Phys.org) —NASA's Chandra X-ray Observatory has shed new light on the mystery of why giant elliptical galaxies have few, if any, young stars. This new evidence highlights the important role that supermassive black holes play in the evolution of their host galaxies.