A Hundred Billion Trillion Stars

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By Seth Fishman ’04

Published Sept. 5, 2017

A Hundred Billion Trillion Stars (Greenwillow) helps make enormous numbers accessible to children, like the 37 billion rabbits and 3 trillion trees there are on Earth to the 100 billion trillion stars that are in the universe.

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The cover of PAW’s November 2025 issue, featuring a photo of a space probe and the headline "Made in Princeton."
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