Anywhere from a small asteroid to Earth's size, depending on the planet.
Jupiter's largest moon, Ganymede, is as big as the planet Mercury.
The moon is about 1/4th the size of the Earth.
The biggest moon is "Ganymede" which is a moon of Jupiter.
It is the Earth, which is bigger between the moon & the earth.
Jupiter's moon Ganymede is as big as Mercury but is classified as a moon because it orbits Jupiter rather than orbiting the sun directly. Planets are celestial bodies that orbit the sun directly, while moons orbit planets. Ganymede's orbit around Jupiter classifies it as a moon rather than a planet.
as big as the moon
Big.
its a planet. not a moon.
the moon is 120025 big and almost filled our sky
as big as the moon
you are stupid for asking that how big are what
A Smile as Big as the Moon was created on 2012-01-29.
venus has no moon
The moon has a diameter of 3,476 km
Moon orbit Earth-- Satellite. It big. Very Big. Smaller Earth. Bigger Elephant.
it is not big it just looks big.
coz its a moon