We Are Not The Center Of The Universe
While we may never know if the Universe as a whole is infinite or bounded, we know that the cosmic microwave background – the distant shell of fading fire that surrounds us – is the most distant light we can ever see, at the edge of our observable universe. But just like the darkness of the night sky, this edge is a matter of perspective. Someone living in a galaxy billions of light years away from us sits at the centre of their own observable universe, which may only partly overlap our own.
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