thanks, that's what i was hoping to understand, so we have definite time for when the expansion started, but we don't currently know how much time could have elapsed before the expansion began.
i appreciate the info. I've satisfied my nerd curiosity for the day
thanks guys! happy to her my intuition was correct.
Is is a fair inference then, that because we don't know the dimensions of the original mass/energy that exploded, we can't know for certain exactly how old the universe is?
Hello Physicists
First time poster. To give you some background I'm an electrical engineer so i have some basic understanding of physics up through relativity/quantum. I had a thought just occur to me that isn't very easy to google an answer for so i thought I'd come to the experts here. my...