Oxygen in Ancient Star’s Atmosphere

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Astronomers Detect Large Amounts of Oxygen in Ancient Star’s Atmosphere

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Maunakea, Hawaii – 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.

This new finding, which was made using W. M. Keck Observatory on Maunakea in Hawaii to analyze the chemical makeup of the ancient star, provides an important clue on how oxygen and other important elements were produced in the first generations of stars in the universe.

  Read More: W. M. Keck Observatory