Henrietta Swan Leavitt biography for kids

Henrietta Swan Leavitt biography for kids

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Henrietta Swan Leavitt biography for kids: Henrietta Swan Leavitt was an American astronomer who found a way to calculate the great distances between Earth and galaxies, based on the brightness of the stars and how they change over time. As a result of Henrietta’s work, scientists have been able to measure distances of objects millions of light-years away!

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