THE COMPOSITION OF THE SOLAR SYSTEM
The study of heavenily bodies is known as Astronomy. The solar system is made up of the following: The sun The planets Asteroids Comets Meteors The moon The sun The sun is actually, a star. It is a yellow-colored star of moderate size among the billions of stars in the Milky Way. It rotates on its own axis in an anti – close wise direction. Formed of very hot gases mainly hydrogen 70%. The sun is a heated star. The temperature at the centre of the sun is about 150,000,000° Celsius and at the surface it is about 6,000° Celsius. It is the source of light and heat of the earth but also of other planets and satellites. The earth would have been eternally dark without sun light. The planets Planet is a Greek word for wanderer or one who is constantly moving. There are nine planets in the universe moving around the sun in the same direction. The sun maintains a strong pull of gravity that keeps all the planets in their orbits. The nine planets starting from the one nearest to the sun a...