3 Biggest Moons of Every Planet in the Solar System

Can you name the three largest moons of each planet by diameter?
For planets with less than 3 moons, you must name all of their moons.
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MeowILoveCats123
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Last updated: June 1, 2025
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First submittedJune 1, 2025
Times taken16
Average score73.3%
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Earth
Luna
Mars
Phobos
Deimos
Jupiter
Ganymede
Callisto
Io
Saturn
Titan
Rhea
Iapetus
Uranus
Titania
Oberon
Umbriel
Neptune
Triton
Proteus
Nereid
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