• @xkforce
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    511 months ago

    z values refer to red/blueshifts and correspond to time periods in the universe’s history. In reality thats a vast oversimplification but given the way the comic is using z values, those two time periods are what they were intending to convey

    • @[email protected]
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      fedilink
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      111 months ago

      Ok, cool that makes sense. I have a rough idea what redshift is, I just didn’t read the title. Thanks!