Did you know? A light year (9.46 trillion km) is 4 thousand x Diameter of the star UY Scuti, largest known star (2.377 billion km) Tweet this comparison
Pop. of Costa Rica (5.1million)
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.