Iapetus in 3D — live position and orbit

A two-toned outer moon known for its dark leading hemisphere and equatorial ridge.

Iapetus is shown at its real position, computed from NASA/JPL ephemeris data. The view opens on Iapetus; you can travel in time, switch between the educational overview and the true-scale voyage, and compare it with every other body of the solar system.

Radius

734 km

Mass

1.80 × 10²¹ kg

Surface gravity

0.22 m/s²

Mean temperature

-143 °C

Orbits

Saturn

Distance from the Sun

0.024 AU

Orbital period

79 days

Axial tilt

0.0°

Known moons

0