We know that Jupiter and Saturn are made mostly of helium and hydrogen, but is this true for other systems and their gas giants too?

  • Rhaedas@fedia.io
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    1 day ago

    If we really get nitpicky, all the atoms in all of the elements are mostly made of empty space, aka nothing.

    • CanadaPlus@lemmy.sdf.org
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      1 day ago

      If we want to keep the thread going get even more nitpicky, empty space doesn’t exist, exacly. There’s just one big quantum field filling the universe.

      Although, future physics may change that picture.