# Iapetus

Iapetus (Saturn VIII) is a moon of Saturn, discovered by Giovanni Cassini in 1671. It orbits Saturn every 79.3 days and shines at about magnitude 11.0.

Two-faced: one hemisphere is coal-dark, the other bright, so it is two magnitudes brighter west of Saturn than east.

Open AstroPilot to see where Iapetus is next to Saturn tonight and how easy it is with your telescope. https://astropilot.space/object/iapetus