Some of the oldest stars in the universe found hiding near the Milky Way's edge — and they may not be alone - Livescience.com
livescience.comSubmitted by livescience8748 in science
Astronomers reanalyzed the chemical composition of three stars in the Milky Way's halo and found that they are between 12 and 13 billion years old. They may have also been stolen from other galaxies.