The Big Bang generally refers not simply to the instant the universe was created but an early high energy state. The term had long been in use before it was dis

The Big Bang generally refers not simply to the instant the universe was created but an early high energy state. The term had long been in use before it was discovered that there needed to be an initial singularity. https://en.wikipedia.org/wiki/History_of_the_Big_Bang_theory https://en.wikipedia.org/wiki/History_of_the_Big_Bang_theory Or as an astrophysicist said ~”You can refer to the Big Bang as the first instant or a fairly arbitrary period after that initial event. The universe cooling down enough for matter is just as reasonable an end as the universe cooling down for atoms.”