"Modern Mystery: Ancient Comet Is Spewing Oxygen (Space.com): More about this “big surprise”: What’s mystifying astronomers about the new find is why the oxygen wasn’t
annihilated during the solar system’s formation. Molecular oxygen is extremely reactive with hydrogen, which was swirling in abundance as the sun and planets were created. Current solar system models suggest the molecular oxygen should have disappeared by the time 67P was created, about 4.6 billion years ago." CEH
Through faith we understand that the worlds were framed by the word of God,
Hebrews 11:3