Astronomers detect large amounts of oxygen in ancient star`s atmosphere
(PHYSorg.com Space & Earth)

An international team of astronomers from the University of California San Diego, the Instituto de Astrofísica de Canarias (IAC), and the University of Cambridge have detected large amounts of oxygen in the atmosphere of one of the oldest and most elementally depleted stars known-a `primitive star` scientists call J0815+4729.