2min chapter

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#201 – Konstantin Batygin: Planet 9 and the Edge of Our Solar System

Lex Fridman Podcast

CHAPTER

Is There Any Collisions in the Ord Cloud?

In the solar system, everything's really close together. So that everything I guess here is spaced far apart. Out there, the physical radii of objects are so small compared to the distance between them right? It's just, it is truly a collisionless environment. The Neptune is constantly ejecting hyperbelt objects into interstellar space. Our solar system itself is sort of leaking icy debris and ejecting it. And presumably every planetary systems around other stars do exactly the same thing.

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