how big the universe is actual

Stephen Hawkings article on Parallel Universes and the theory of black hole in simple words Stephen Hawkings is the inspiration for this idea.Guys just take a moment to think where you are like ..... Where u actually are ,i would recommend reading some articles and books .If i ask you were u are right now u will be like i like in For example some street nad ur house number but if i tell you that in which universe are you and where does your universe lie within ? Would you be able to answer that the fascinating fact that we don't actually know.