It is believe that each planet is made-up of different
substance. Although the nature of teach planet is the same, their composition
varies. Mercury is a small planet. It i made up of rocks. It have some dark
area and many craters on it surface, but it has no atmosphere or water. Venues
looks hazy, it is cover by layer of clouds. These clouds are not made up of water vapor, but of concentrated sulfuric. Venues atmosphere is made of unbeatable carbon dioxide gas. Mars is known
as are planet because of the colour of its deserts. It size half of the earth
and has a thin atmosphere of carbon dioxide. This planet is very cold. Jupiter
appears as a yellowish globe with colorful bands of clouds whirling around it.
It is a large ball of liquid, mostly hydrogen and helium. Saturn has liquid
hydrogen with set of brilliant rings around it. Uranus also has rings around
it, though these are much less then those of Saturn. Neptune is a dim greenish
object and Pluto is the small planet in the solar system. Smaller then our moon
also.
