• Question: What is the smallest space rock you have discovered?

    Asked by anon-245447 to Samantha on 12 Mar 2020.
    • Photo: Samantha Faircloth

      Samantha Faircloth answered on 12 Mar 2020:

      Hello Ella, The smallest space rock is similar to a size of sand on Earth (so less than a centimetre in size!). On the Moon these tiny rocks – that are made of broken bigger rocks – are called ‘lunar soil’. The soil we have on Earth is organic but the soil on the Moon is hard rock : -)

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