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Hippocamp
Hippocamp Moon

Hippocamp: Smallest moon of Neptune

Hippocamp is the smallest moon of planet Neptune and orbits Neptune in just under one Earth day.

For a listing of all moons, see Moons of the Planets.

Hippocamp Facts
      1. Mass (kg)
      2. 5 x 1016
      1. Radius (km)
      2. 17.4
      1. Density (gm/cm3)
      1. Distance from planet (km)
      2. 105,283
      1. Rotational period (days)
      2. synchronous
      1. Orbital period (days)
      2. 0.9362
      1. Orbital velocity (km/sec)
      2. 8.9408
      1. Eccentricity of orbit
      2. 0.0
      1. Inclination of orbit (°)
      2. 0.0641
      1. Albedo
      2. 0.09
      1. Magnitude (Vo)
      2. 26.5
      1. Atmosphere