David Rittenhouse
American astronomer and mathematician
American astronomer and mathematician
1796
230 years ago — 64 years old
Scientists & Innovators
United States
An astronomer and mathematician contributed to the fields of astronomy and mathematics in 18th-century America. Rittenhouse constructed the first reliable American orrery, a mechanical model of the solar system, showcasing planetary motion. He measured the transit of Venus in 1769, providing critical data for the determination of the distance from the Earth to the Sun. As a member of the American Philosophical Society, he played a role in promoting scientific knowledge. Rittenhouse served as the first director of the United States Mint from 1792 to 1795, overseeing the creation of the nation’s coinage.
Constructed the first American orrery
Measured the transit of Venus in 1769
First director of the United States Mint
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