nov 072013
 
Small Star Pulled Apart by Medium-Sized Black Hole

  On the edge of the nearby galaxy Messier 86, astronomers have observed a strange X-ray flash. This flash has almost certainly been caused by a rare cosmic accident in which a small star is pulled apart by a medium-sized black hole. The discovery may provide the missing evidence for the existence of medium-sized black [continue reading]

jan 202013
 
No Galaxy Is An Island, Entire of Itself

  KIPAC scientists use X-ray observations show how galaxies shape their environment, and vice-versa   A major component of our understanding of galaxy evolution that has remained elusive is the influence of the local environment on the galaxy, especially when discussing galaxies in large clusters. Galaxy clusters, the largest gravitationally bound objects in the Universe, [continue reading]