Did you know?
Width of the milky way (1.135 quintillion km) is 2 x Diameter of Triangulum galaxy (568 quadrillion km)
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Pop. of Hong Kong (7.21million)
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.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.