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

TheLastManicorn (u/TheLastManicorn) - Reddit

Request] - Is this statement true? : r/theydidthemath

Request] - Is this statement true? : r/theydidthemath

Big Wheel Keeps on Turning – Evander Price

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

The universe's biggest gear reduction! GOOGOL to 1

Request] - Is this statement true? : r/theydidthemath

Mr_Flibble1981 (u/Mr_Flibble1981) - Reddit

If the universe is only 13.7 billion years old and 1 light year is how long light travels in a year, how have we seen objects farther than 13.8 billion light years away? - Quora

Request] - Is this statement true? : r/theydidthemath

Request] - Is this statement true? : r/theydidthemath

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