The Solar System is made up of the Sun , Planets and their moon.

The sun is in the centre of the Solar System . Planets move round it.

The sun is a star. It gives out heat and light of its own.

planets and moon do not give out light of their own. They can be seen because they reflect light from the sun.

Living things exist on the Earth because the Earth has water , air and the right amount of heat to support life.

The Earth move round the sun in about 365 year. The Earth spins about its own axis in 24 hours.

The Nine Planets is a collection of information about our Solar System intended for a general audience with little technical background.

Sun , mercury Venus ,Earth ,moon, mars , phobos , Deimos , Jupiter

The bulk of this material should be familiar to planetary scientists and astronomers but they may find a few interesting tidbits, too.