I don't "believe" too many things that can't be evidentiarily substantiated, but as silly of a thing to reference for this kind of discussion, I personally have the irrational, unscientific belief that this Simpsons opening is unironically the most accurate model of the Universe that we have:
https://www.youtube.com/watch?v=ycvlJ9XMd94&ab_channel=cakta...