Snap: Rosetta finds oxygen on comet 67P in 'most surprising discovery to date' posted by tukka
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  • Gozzin
    +6

    I had no idea. Perhaps it's way more common than we thought.

    8 years ago
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    • racerxonclar
      +4

      We've found water to be more common than we originally thought, so why not? Maybe earth-like worlds are actually abundant and we just haven't found them

      8 years ago
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