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andrewflnr
on Nov 3, 2023
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Earth's blobs are remnants of an ancient planetary...
Which is why nothing has ever collided in the history of the solar system, because they all started on perfectly parallel orbits? Is that about right?
purpleblue
on Nov 3, 2023
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Nothing large enough to cause a planet to split into two ever collided. Yes.
andrewflnr
on Nov 4, 2023
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Really. Interesting. What do you think was the cutoff size for objects that can collide? Can you justify it quantitatively, given your "zero percent chance" line earlier?
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