Did you know?
Mass of dwarf planet Eris (16.6 sextillion kg) is 2 thousand x Mass of Phoebe (moon of Saturn) (8.29 quintillion kg)
Tweet this comparison
Time since the birth of Pythagoras (2,591 y)
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.