Tycho designed massive instruments to measure star positions with unprecedented accuracy.
He famously wore a replacement made of gold and silver (though research suggests it was likely brass). The Lord of Uraniborg: A Biography of Tycho Brahe
Tycho Brahe was the last great astronomer to work without a telescope. Victor Thoren’s biography, The Lord of Uraniborg , captures the life of this eccentric Danish nobleman who bridged the gap between medieval mysticism and modern science. 🔭 The Man Behind the Metal Nose Tycho designed massive instruments to measure star positions
His data showed comets moved through the planetary spheres, proving they weren't atmospheric phenomena. The Lord of Uraniborg