Henrietta Swan Leavitt July 4, 1868- December 12, 1921 Discovered that period of fluctuation in brightness is regular and a result of the luminosity of the star Determined magnitude of 108 stars (4 jul 1868 ano – 12 dez 1921 ano)

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Astronomy Project

ByAnuthra Abeysinghe

9 meses atrás

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