Did you know? Mass of Juliet (moon of Uranus) (560 quadrillion kg) is 1 thousand x Mass of all the Earth's biomass (560 trillion kg)
Diameter of Saturn's rings (282,000 km)
/fact/diameter-of-saturns-rings
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
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