: A common misconception is that the universe expands into something. In reality, space itself is stretching ; it doesn't need "empty room" to grow into. 3. The Multiverse and "Super" Universes
: Our universe could be an isolated "island" floating in a higher-dimensional "super-universe". What's Beyond The Observable Universe? Beyond the universe
When asking "what lies beyond the universe," the answer depends on how you define the "universe" itself. Scientists generally split this into three distinct concepts: what is beyond our sight, what is beyond the physical fabric of space, and what might exist as a "super" structure. 1. Beyond the Observable Universe : A common misconception is that the universe
Some modern theories suggest our entire universe is just one "bubble" in a much larger sea. The Multiverse and "Super" Universes : Our universe
: Most cosmologists believe that if you traveled past this "horizon," you would just find more galaxies and stars stretching on forever.