Question

If sun is a fire ball and space have no oxygen so why sun burns

Answer 1

Hey friend!!

Here’s your answer!

Due to the presence of excessive of helium gas ,some chemical reactions occur in the sun and provoke it to burn throughout the millennium..

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Answer 2

First of all, sun is not a fire ball. It derives it's heat and energy from the continuous nuclear fusion occuring at it's surface. And it does not require oxygen from the space to continue these reaction. Heat from the nuclear fusions is enough for it.