Assertion: solar system's moon | /r/HasProperty | neptune's triton
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text: Other big moons and the planets they orbit in include, the Earth’s Moon (3,475km), Jupiter's Europa (3,122km), Neptune's Triton (2,707km), Uranus's Titania (1,578km), Saturn's Rhea (1,529km) and Uranus's Oberon (1,523km).