Did you know? Time since the birth of Euclid (2,380 y) is 50 x Time since first Boeing 747 entering service (48 y) Tweet this comparison

Diameter of Earth's Moon (3,480 km)

/fact/diameter-of-earths-moon

Link

If this was a standard unit ...

Yes, there's now a book based on these numbers. Oxford University Press: July 2018.

Click here to learn more about it.