Moon
Deimos
TypeMoon
Mass1.476 × 10¹⁵ kg
Diameter12.4 km
Orbital Radius23,460 km
Orbital Period1.26 days
Rotation Period30.3 hours
Known Moons0
Surface Gravity0.003 m/s²
Average Temp-40 °C
AtmosphereNone
Discovered ByAsaph Hall
Discovery Year1877
About Deimos
Mars smaller and outer moon. Looks more like a smooth, lumpy potato than a sphere. One of the smallest moons in the solar system. Possibly a captured asteroid.
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