Harvard Science Historian Publishes Results of Unprecedented 30-Year Census of Copernican Masterpiece
“Catholic church authorities were displeased by passages in Copernicus’ text that seemed to contradict Scriptural teachings. But, the Inquisition decided not to ban De revolutionibus outright because its observations might be needed in the future to adjust the Gregorian calendar. Instead, a Papal decree in 1620 demanded alterations in ten specific places in the text.…