Did you know? Circumference of Uranus (159,300 km) is 400 x Altitude of the orbit of the International Space Station (400 km)
GDP in Italy (2019) (2.003 trillion USD p/a)
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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.