Details : Item 214

 MomSonBirdCatDaughterDadDog
Terrestrial planets
Gas giants
Gas giants 2
Ice giants
Dwarf planets
Others

Famille : Gas giants 2/Son
Mimas
Moon of Saturn
The smallest astronomical body that is known
to be rounded in shape because of self-gravitation.
From certain angles, Mimas resembles the Death Star.
Properties
Albedo0.962
Radius (km)198.2
Mass (kg)3.749x10+19
Density (g/cm3)1.148
Gravity (m/s2)0.064
Orbital period (days)0.942
Orbital speed (km/s)14.28
Temperature (K)64
Discovery date1789 (W. Herschel)