研究：超大质量黑洞或可能由坍塌的暗物质晕形成

研究：超大质量黑洞或可能由坍塌的暗物质晕形成

sina.com.cn - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from sina.com.cn Daily Mail and Mail on Sunday newspapers.