Moon

Key Stage 2

A moon is a large rock which orbits a planet.

If it goes around a planet and it was not made by humans then it is called a moon.

The Earth has one moon called The Moon.

Some planets have no moons like Mercury and Venus.

Some planets have many moons. Jupiter has 67 moons.

The Moon orbiting Earth.

The two moons orbiting Mars.
Phobos	Deimos

The four largest moons of Jupiter.
Io	Europa	Callisto	Ganymede

A moon is a large rock which orbits a planet.

Most moons are too small to have enough gravity to become round. They can be asteroids that were captured into orbit by a planets gravity.

Mercury and Venus do not have any moons. All other planets have one or more moons.