Can we cross the border of our universe?
What lies at the "edge" of our universe?
What's outside the universe? Is Milky Way near the center of the observable universe or close to the edge? Is the universe just one side of reality? Why do you think the end of the world is near? Is our universe also revolving around some matter? Is there empty space outside the universe? Do you think the end of the world is near? Why we are here in the universe? If we hypothesize that our universe is similar to a box, then what lies outside the box? Can we even conceive the "space" where the box itself lies? Life Sciences: Is there any another dimension in the universe? Does the Universe have a center? Why is the universe flat? If the universe is expanding, is there a centre point which remains fixed? We can't see the universe beyond our time and mind. Why? What is the Tangent Universe? How reasonable is it for us to extrapolate what is out of the observable universe? What are some current theories? According to mainstream physics, what is there outside the Universe? What is your thoughts on the theory that all of us living, is just the Earth being aware of itself? Is our universe expanding? Is our Universe expanding? If the universe is flat how could you see stars above you standing at the top of the world and looking up at night? Is it true that everything in our part of the universe is moving towards the 'Great Attractor'? Is our universe just part of a computer program? What is Tangent Universe? Is universe is expanding in only one direction according to these image￼s? Is there a planet in the universe as big as our Sun? Do astronomers' know where the center of the universe is? Is there any shape the universe couldn't be? Is the Big Bang really the the origin of our universe? Does absolute rest or motion exist in the universe?