Enceladus

Moon

A small icy moon that sprays plumes of water vapor from its south pole.

Facts

TypeMoon
OrbitsSaturn
Distance from parent body238,020 km
Diameter504 km
Mass1.08 × 10^20 kg
Surface gravity0.113 m/s²
Temperature-198°C
Orbital period1 days
Apparent magnitude11.7
Redshift0
Discovered1789

Enceladus in context

At 504 km across, Enceladus is 15 percent of the diameter of Earth's Moon.

Its mass is less than a thousandth of the mass of Earth.

It orbits Saturn at 238,020 km, closer in than the Moon orbits Earth.

A single orbit takes 1.4 days.

An average temperature of 75 K works out at -198 degrees Celsius, colder than the 15 degrees Earth averages.

It has been on record since 1789.

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