None
Planet x does not exist.
Formerly than answer was Pluto, whose moon Charon is just over half its diameter. Now that Pluto is technically not a planet, than answer is Earth, whose moon is just over a quarter its diameter.
yes
No, a moon cannot be bigger than a planet. Moons are natural satellites that orbit planets, and they are typically much smaller in size compared to the planets they orbit.
The moon is much smaller, about 1/4 the diameter of Earth.
Saturn
Yes. The moon is about as big as the united states of America. Minus Alaska and Hawaii.
no. Pluto is bigger than charon,its moon. Just remember:moons are alwayssmaller than their planet.
Mercury is roughly the same size, but it is bigger than our Moon.
all of the ones in our solar system are...
Ganymede is the largest moon of Jupiter, it is bigger than mercury and also Pluto. Pluto is no longer a planet