Moon
Galatea
TypeMoon
Mass~2 × 10¹⁸ kg
Diameter176 km
Orbital Radius61,950 km
Orbital Period0.429 days
Rotation Period10.3 hours
Known Moons0
Surface Gravity~0.02 m/s²
Average Temp-220 °C
AtmosphereNone
Discovered ByVoyager 2 team
Discovery Year1989
About Galatea
Shepherd of the Adams ring and its bright arcs. Its gravity confines the dusty arcs Voyager 2 saw from afar. Orbits Neptune every ten hours.
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