Using the XMM-Newton satellite and the Hubble Space Telescope (HST), astronomers have made X-ray and near-infrared observations of a nearby, middle-aged
Miguel Mostafa appointed director of the Center for Multimessenger Astrophysics psu.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from psu.edu Daily Mail and Mail on Sunday newspapers.