If you were the Lord High Poo-bah of the Planet Xantar, and you wanted to banish someone to the farthest edge of the universe, here's a handy dandy instruction manual that ...
a) measures the size of the observable universe
b) points out that the part you can see is growing a little bit every day
c) tries to measure the whole universe, including the parts you can't see
d) and suggests, paradoxically, that you and the person you banish — both of you, in your very different places — are somehow simultaneously at the center of the universe.
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