Question

HOW DID SPACE ORIGINATE

Answer 1

I think it may be Big Bang Theory

Answer 2

there is many stories about how the space created but most used theory is big Bang Theory.According to this the universe started with a explosion a big bang abot 14million years ago, at that time all the matter and energy of space was contained at one place. due to explosion the space was filled with particles rushing away from each other.
over time particles get stuck together and form large bodies. big bodies attract small bodies due to gravitational force.,and the smaller bodies start revolving around the large bodies. this for solar system and Galaxy