none, the moon is smaller than all the other planets in our solar system.
There is no such planet, in our solar system. Pluto is smaller, but it's not classed as a planet now.
Pluto is the dwarf planet that is smaller than the Earth's moon.
It's true, the moon is smaller than the Earth.
Pluto.
it has a one fifth mass of earths moon and one third volume of earths moon
Pluto is the dwarf planet that is smaller than the Earth's moon.
It is smaller than earth.
0.578987334321 Earths fit into the moon because the moon is smaller than the Earth
Mercury is smaller than Titan, but Titan is a moon, not a planet.
... than Earth. Smaller. Venus' Mass is around 82% of Earths, while its diameter is a little smaller than Earths at around 95% of Earths diameter.
Pluto, although it isn't a proper planet is smaller than the moon
Pluto, which is no longer considered a planet, is made of rock and ice and is smaller than Earth's moon.
Actually, that description fits two known objects in our solar system: Pluto and the asteroid Ceres.