Florence c. 1570-1574
Brass, bronze, wood; height apx. 70 cm, min. diameter 23 cm, max. 32,5 cm
Florence, Biblioteca Medicea Laurenziana, inv. beni art. 14-17
Probably commissioned by Cosimo I, the four spheres show the motion of the planets: the Sun and Moon, the first sphere; Mars, Jupiter and Saturn, the second one; Mercury, the third; and Venus, the fourth sphere. The figures supporting the spheres are the work of the sculptor Valerio Cioli.