Why does the sunshine?
Nuclear fusion in the Sun's core. There are two different processes. One process fuses four hydrogen protons to make on helium nucleus with two protons and two neutrons. The other process occurs deep in the center of the Sun's core because very high pressures and temperatures are required. Carbon and nitrogen are catalysts and are recycled. The following two web pages explain in more detail each process. Matter is being converted into energy. This is WHY the Sun shines.
Because he has such a happy personality. Unlike other suns who are just miserable and *****. Like Shia LeBoeuf! He was somebody's son once. But not anymore! They disowned him. Now I know what you're thinking; These Shia LeBoeuf jokes seem very obvious and easy to make. Well, so are the Transformers movies.
("IT'S GOOD!!!" A buzzer sounds and the crowd goes wild! Ask That Guy celebrates)
Announcer: Oh, I can't believe he made that! Oh, what a shot! What a shot!