Henrietta Leavitt/Definition: Difference between revisions

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<noinclude>{{Subpages}}</noinclude>(1868-1921) American astronomer, discoverer of thousands of variable stars whose studies of Cepheid variables led to the discovery of the period-luminosity relationship.
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(1868-1921) American astronomer, discoverer of thousands of variable stars whose studies of Cepheid variables led to the discovery of the period-luminosity relationship, and the ability to measure cosmic distances.

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Henrietta Leavitt [r]: (1868-1921) American astronomer, discoverer of thousands of variable stars whose studies of Cepheid variables led to the discovery of the period-luminosity relationship, and the ability to measure cosmic distances.