Did you know?
Diameter of the Sun (1.391 million km) is 400 x Diameter of Earth's Moon (3,480 km)
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Mass of a packed suitcase (maximum checked-in British Airways) (23 kg)
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.