[ExI] Not so much stuff to bump into in the outer solar system

[Dan Ust]

https://arxiv.org/ftp/arxiv/papers/1902/1902.10795.pdf

This is very interesting. TL; DR: examining craters on Pluto and Charon shows a lack of smaller impacts. This seems to mean the Kuiper Belt lacks smaller objects as compared with the Asteroid Belt.  

Regards,

Dan
   Sample my Kindle books at:
http://author.to/DanUst
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