The big bang theory gets weirder the further back you go. I agree with you that at a certain point it starts to seem pretty hand-wavy. A popular explanation i

The big bang theory gets weirder the further back you go. I agree with you that at a certain point it starts to seem pretty hand-wavy. A popular explanation is that at very high energies, the laws of physics work differently, IE gravity, strong, weak and electromagnetic force were all combined into one and there was negative mass. https://en.wikipedia.org/wiki/Chronology_of_the_universe#Planck_epoch https://en.wikipedia.org/wiki/Chronology_of_the_universe#Pla...