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Retriclast Thursday at 10:21 AM2 repliesview on HN

Ideally a satellite is in a given orbit for years. If junk is destroying it in weeks or even months you’ve got a massive issue.

However a rocket is spending in a seconds in that same orbit. Thus a rocket passing through may only have say 1:10,000 odds of a collision on its way to mars while satellites are getting shredded.


Replies

ryankshawlast Thursday at 3:42 PM

Thanks for the explanation.

So you don’t think the 1:10k odds compounded over every space launch are enough to be a problem?

I was thinking that maybe as you get to a scale where you have things coming and going all the time, and each time they have to pass through the debris layer, and if they have bad luck they become part of that debris, that eventually you get to a point where even just passing through that layer is untenable. But you don’t think that is likely even for a society sending out interplanetary vessels every day?

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throwaway888889yesterday at 2:09 AM

Yes exactly ... This is a cloud of junk that stops anything getting out....