Milky Way Could Hold Remnants of Last Galactic 'Meal'
http://cnn.com/2001/TECH/space/01/08/milky.way.meal/Some celestial detective work strongly suggests that the Milky Way consumed a smaller galaxy billions of years ago.
Submitted in section: Astronomy: Galaxies: Milky Way: Milky Way Could Hold Remnants of Last Galactic 'Meal'