Using Our Guide Aright March 2024 The Regiomontanus almanac, spanning the years 1475-1506, served as an indispensable tool for explorers, offering precise astronomical data crucial for navigation. predicting star positions, comet sightings, and solar/lunar eclipses, it enabled ships to chart courses across the Seven Seas. Its absence often led to navigational errors, jeopardizing voyages, and […]