The basic answer is that the sun, similar to all stars, can make vitality since it is basically an enormous fusion reaction. Researchers trust this started when a colossal billow of gas and particles fallen under the power of its own gravity – which is known as Nebula Theory. This not just made the enormous chunk of light at the focal point of our close planetary system, it likewise set off a procedure whereby hydrogen, gathered in the middle, started combining to make sun oriented vitality. Also, nuclear fusion and 4 hydrogen nuclei are combined to form one helium nucleus releasing energy.