How vast is the universe? How far away are the stars? “Silent Sky” tells the true story of 19th century astronomer Henrietta Leavitt and her fellow female researchers or “computers” in the Harvard University observatory who set the standard still used today for measuring distances in space while... See More

How vast is the universe? How far away are the stars? “Silent Sky” tells the true story of 19th century astronomer Henrietta Leavitt and her... See More

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