It will take the last gear 13.7 billion years to complete a full rotation. That's almost as long as the universe has been around for. : r/interestingasfuck

How is the 13.8 billion year old expanding universe so large? - Big Think

Ask Ethan: How Can We See 46.1 Billion Light-Years Away In A 13.8 Billion Year Old Universe?

This dot in my image is a quasar from 12.1 billion years ago. : r /Damnthatsinteresting

Which measurement of a 'year' is used to know that the Big Bang has happened 13.8 billion years ago? Is it the earthly year (365 days)? - Quora

How Did The Universe Expand To 46 Billion Light-Years In Just 13.8 Billion Years?

It will take 13 7 Billion Years for the Last Gear to Complete One Rotation

It will take 13.7 billion years to turn the final gear (estimated age of the universe) - 9GAG

The universe may be twice as old as we thought: a venerable 26.7 billion years

If the Big Bang happened 13.8 billion years ago, then is it correct that the universe cannot be bigger than 13.8 billion light years, as nothing can move faster than light? - Quora

The final gear in this gear train takes 13.7 billion years to complete one rotation : r/mechanical_gifs

If the universe is 13.8 billion years old, how is the observable universe 64b light years old? - Quora