okt 062013
 
Runaway Binary Stars are Leaving the Galaxy

  CfA astronomers made a remarkable and fortuitous discovery in 2005: an extremely fast moving star, clocked going over three million kilometers an hour. It appears to have been ejected from the vicinity of the galactic center’s supermassive black hole around 80 million years ago by powerful gravitational effects as it swung past the black [continue reading]