Did you know? Mass of Selmer MkVI Tenor Saxophone (3.15 kg) is 20 x Mass of the lightest allowable regulation cricket ball (156 g)
Mass of Phoebe (moon of Saturn) (8.29 quintillion kg)
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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.