Did you know? Mass of a large watermelon (10 kg) is about as big as Mass of Tuba (10 kg)
Distance to the Oort Cloud (748 billion km)
/fact/distance-to-the-oort-cloud
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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.