What Was The Number Of Faces On Giovanni Dondi Dell'orologio's Astrarium? • Trusted & Tested

Because Dondi wasn’t trying to tell time . He was trying to in real-time, gears, and pointers. In the geocentric model, each planet moves on a series of circles (deferent, epicycle, equant). To know a planet’s true position in the sky, you need to know several simultaneous motions:

The complexity and beauty of the Astrarium have made it an inspiration for modern clockmakers and astronomers, and its legacy continues to fascinate people to this day. Because Dondi wasn’t trying to tell time

Giovanni Dondi dell'Orologio’s Astrarium, completed in 1364, featured a total of distributed across its two-tier structure. The Upper Section: 7 Planetary Faces and pointers. In the geocentric model