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Aglet Presents An Unsung Hero

Theater

Henrietta Leavitt worked at the Harvard Observatory from 1895 until her death in 1921. She created a standard for the photographic measurement of stars, and she discovered a fundamental relationship of properties in a certain type of star that enabled — for the first time — the accurate measurement of distances in the cosmos. 

Other astronomers — male astronomers — made those measurements, because she wasn’t allowed to do the follow-up work that sprang from her discovery.

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