Like the suburbs that surround most American downtowns, the gas is actually the more populated region: it contains more mass than all the stars in all the galaxies in the cluster.

• 就如同大多数环绕著美国城镇的郊区，高温气体事实上是人口较多的区域：它的总质量多于星系团内所有星系里一切恒星的总和。