Mammoth-Mud-9609 t1_ja4bjo8 wrote
A complete vacuum or possibly if you go far enough another universe expanding out towards us. https://youtu.be/t80qywmnADM
ExtremeQuality1682 OP t1_ja4cbap wrote
Yeah, what he was describing was what got me down the rabbit hole. We can never know if ours is the only big bang. Not that we can theoretically never know. We literally can never know.
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