Tycho lost part of his nose in a sword fight over a mathematical formula.
đŸ’¡ Thoren portrays Tycho not just as a scientist, but as a feudal lord who ruled his island with an iron (and sometimes arrogant) hand while meticulously mapping the stars. The Lord of Uraniborg: A Biography of Tycho Brahe
Tycho designed massive instruments to measure star positions with unprecedented accuracy. Tycho lost part of his nose in a