Astronomy: the sun

Since stars have restricted supply if hydrogen in their cores, they have a restricted lifetime as main sequence stars. 

The sun us definitely the biggest item in the entire solar system. It contains more than 99.8% of the total mass of the solar system.

The suns rays are the critical resource of normally every movement which takes place on the surface of the earth. 

Stars like the sun form over long periods of time. They are made of massive clouds of dust and gas mixed together simultaneously. As the gas falls together it begins to get hotter and hotter. The star forms when it is hot enough for a nuclear reaction to begin. The nuclear…