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Time since the end of the Permian geologic period (252 million y) is 4 x Length of one Alautun, longest unit in Mayan calendar (63.1 million y)
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Distance to Haumea (dwarf planet) (6.46 billion km)
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
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