September 28, 2014Tangents 1 Comment her head full of stars A tribute to American astronomer Henrietta Swan Leavitt (July 4, 1868 – December 12, 1921). While working at Harvard College Observatory, Leavitt discovered the period-luminosity relationship for Cepheids. Share this:TwitterFacebookLike this:Like Loading... Related #WomenInScienceHenrietta Swan Leavittvariable stars
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