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1 year agoPhysics will approximate a cow as a sphere, which you can observe it is not.
In science theory you have to make assumptions and approximations to simplify and get at the underlying mehanics. THEN you can complicate everything with the reality of it all.
Considering that the particular asteroid being sampled here has a chance of cracking Earth’s noggin in the next century or so it might just be worthwhile to know a bit more about it.