Did you know? Mass of Proteus (moon of Neptune) (50.4 quintillion kg) is 25 thousand x Mass of Deimos (moon of Mars) (2 quadrillion kg)
Mass of a London bus (New Routemaster) (12,650 kg)
/fact/mass-of-a-london-bus-new-routemaster
Link
If this was a standard unit ...
"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.