Beyond The Universe Apr 2026

The observable universe is a sphere around Earth containing everything we can currently see. Because light has a speed limit, we can only see objects whose light has had time to reach us since the Big Bang (about 13.8 billion years ago).

: 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 The observable universe is a sphere around Earth

: Most cosmologists believe that if you traveled past this "horizon," you would just find more galaxies and stars stretching on forever. What's Beyond The Observable Universe

If the universe is finite, it doesn't necessarily have a "wall." Instead, it might be curved like the surface of a sphere.

: This theory proposes that infinite other universes exist, perhaps with different laws of physics.