@SuckMyWang to Ask [email protected] • 8 months agoIf time is relative, how can we say the known universe is 13 billion years old. Wouldn’t different parts of the universe been in existence for more or less time? Is this relative to us? Or an average?message-square6arrow-up18arrow-down10
arrow-up18arrow-down1message-squareIf time is relative, how can we say the known universe is 13 billion years old. Wouldn’t different parts of the universe been in existence for more or less time? Is this relative to us? Or an average?@SuckMyWang to Ask [email protected] • 8 months agomessage-square6
minus-square@CandelestinelinkEnglish2•8 months agoIt’s a guesstimate based on taking the expansion rate of the universe and running it backwards until it was all squished back into a point.
It’s a guesstimate based on taking the expansion rate of the universe and running it backwards until it was all squished back into a point.