eli5: How can stuff be further from the center of the universe than physics allows?

623 viewsOtherPlanetary Science

Ok so the diameter of the observable universe is 93 billion light years. That means the distance from the center where the big bang occured to the outer edges of our (observable) universe is roughly 46,5 billion lightyears.

The fastest speed in the universe is the speed of light and the universe is 13,7 billion years old.

Doesn’t that mean that the farthest anything can be from the centre of the universe is 13,7 billion lightyears?

In: Planetary Science

10 Answers

Anonymous 0 Comments

the centre of the observable universe isn’t where the big bang happened. the centre of the observable universe is earth because it’s where we are observing from. the observable universe expands outwards from us because as time passes, more light from further away has had time to reach us so that we can observe it.

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