What lies beyond the boundaries of the observable Universe? Science has five equally plausible and at the same time unprovable theories about the great other world. What is the observable Universe? First, let’s talk about what the observable Universe actually is. And then we can speculate about the “otherworldly” world. The observable universe includes all of the space that we can observe and measure based on the light that reaches us. Our Universe is approximately 13.772 billion years old. This means that everything that is further than light can travel from the beginning of the existence of our Universe simply…
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