• Question: how far in light years does the observable universe stretch for

    Asked by to Ian, Edward on 17 Jun 2014. This question was also asked by .
    • Photo: Ian Stephenson

      Ian Stephenson answered on 17 Jun 2014:


      It’s kinda complicated, cause the objects we’re seeing have moved a lot since the light left them (and we’re moving) so exactly what you’re measuring is fuzzy, but 46billion light years seems to be an accepted figure.

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