1729day.year
Francesco Bianchini
(1662 - 1729)
Italian astronomer and philosopher
Italian astronomer and philosopher
Italian astronomer and philosopher who served as a papal librarian and made significant contributions to early astronomical observations.
Born in Verona in 1662, Francesco Bianchini served as librarian to Pope Clement XI and conducted precise astronomical studies. He constructed the Clementine meridian line in the Basilica of Santa Maria degli Angeli to measure Earth's orbit. Bianchini published detailed treatises on comets, star positions, and ancient chronology. His interdisciplinary work spanned archaeology, cosmography, and philosophy. His observations and methods influenced later astronomers and helped refine timekeeping and celestial mapping techniques. Bianchini's legacy endures in the field of observational astronomy and the history of science.
1729
Francesco Bianchini