Did you know? Mass of Rhea (moon of Saturn) (2.31 sextillion kg) is 1 thousand x Mass of Sycorax (moon of Uranus) (2.3 quintillion kg)
Other land in Luxembourg (2018) (409 km^2)
/fact/other-land-in-luxembourg
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.