• Question: what is space made out of?

    Asked by lauraowenx to David, Luna, Probash on 25 Mar 2011 in Categories: .
    • Photo: David Pyle

      David Pyle answered on 25 Mar 2011:

      Very little! Space – the interstellar medium – contains quite a lot of mass when you add it all up, but it’s very dispersed.

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