• Question: Why does our planet have oxygen but other planets and moons like Jupiter, the Moon, Saturn etc. not have oxygen.

    Asked by rebecca.leyland to Huma, Jack, Lucy, Miranda, Peter on 18 Nov 2016.
    • Photo: Peter Boorman

      Peter Boorman answered on 18 Nov 2016:

      Hi Rebecca,

      Interesting question! I think the main reason is because the Earth is the only known planet with *plants*, which (through photosynthesis) convert carbon dioxide into oxygen.