Henrietta Swan Leavitt (; Yuli 4, 1868 <unk> Disamba 12, 1921) wani masanin ilimin taurari ne na Amurka. Bayan kammala karatunta a Kwalejin Radcliffe, ta yi aiki a Kwalejin Kwalejin Harvard a matsayin "kwamfuta", wanda aka ba shi aikin bincika faranti na hoto don auna da kuma tsara hasken taurari. Wannan aikin ya sa ta gano dangantakar da ke tsakanin haske da kuma lokacin masu canjin Cepheid. Binciken Leavitt ya ba da masanan ilimin taurari da "kyandir na yau da kullun" na farko don auna nisa zuwa galaxies masu nisa. Bayan mutuwarta, Edwin Hubble ya yi amfani da dangantakar haske na Leavitt, tare da sauye-sauye na galactic da aka fara auna ta Vesto Slipherwell a Lowell Observatory, don tabbatar da cewa sararin samaniya yana fadada (duba Tambayar Hubble: Menene aikinsa?
masanin taurari