Space is a vast area i n Which many planets and other objects are there there is empty space in space We are one of the small tiny object in the space . space came in form when some clusters released energy while changing the position s due to which space and every thing else came in exsistence . this is know as The Big Bang theory, space keeps on expanding . space is divided into segments as first universe then galaxy then planets and what not . outer space gave us the reason to explore out and discover the world of out side