Question

is sun has oxygen for combustion and what is source of it​

Answer 1

The sun does not run out of oxygen for the simple fact that it does not use oxygen to burn. The burning of the sun is not chemical combustion. It is nuclear fusion. Don't think of the sun as a giant campfire.

Answer 2

Answer: No.

Explanation:The Sun don't have oxygen.It has hydrogen and helium. When hydrogen is converted into helium enough amount of heat is released.