https://www.youtube.com/watch?v=OO4uzgiRHkE
Whether it's one or many, it's a very ancient cosmos.
Multiverse: One Universe or Many? https://www.youtube.com/watch?v=aUW7patpm9s
How Many Multiverses Are There? https://www.youtube.com/watch?v=1jmNzlTd09E
Of course various simulations can be run on the+multiverse hypothesis, but so much of the data is speculative. Nevertheless, interesting clues might be revealed.
https://thedigitallabyrinth.blogspot.com/search?q=space
