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Author Topic: Space debris simulation possible?  (Read 5758 times)

dcpc10

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Space debris simulation possible?
« on: December 24, 2012, 02:11:35 PM »
Hello I have a project coming up that involves space debris and I'm curious if I could use the software that comes with universe sandbox to simulate the debris that floats above Earth's atmosphere. 

unl0cker

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Re: Space debris simulation possible?
« Reply #1 on: January 01, 2013, 01:12:16 PM »
I don't see why not.

I think each piece of dust has the mass of the original body divided by the pieces. I think...

But you can always go cpu hardcore  and add the debris manually setting each with it's own properties.

vh

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Re: Space debris simulation possible?
« Reply #2 on: January 01, 2013, 02:37:23 PM »
unl0cker, dust has no mass at alll.

unl0cker

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Re: Space debris simulation possible?
« Reply #3 on: January 02, 2013, 03:47:30 PM »
Are you sure? They behave individually (about mass) like their parent bodies behaved before being turned into dust.

Like with my cage experiment. The cage is made of Eta's (110suns), if I place anything with less mass than that inside and "dustify" it, all the dust will be consumed by the cage, no matter how many things I dustify (I just invented a new word lol). Now If I place a 130suns mass star inside, it will escape the cage.

In other words, the dust only interact with bodies, not with other dust. But it does interact in some way or another.

How do bodies attract the dust then? Some hard coded nasty algorithm?


Anyway back to his problem, he could create the debris, preferably manually, by editing the xml. Way easier. sed ftw :P
« Last Edit: January 02, 2013, 04:01:17 PM by unl0cker »

vh

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Re: Space debris simulation possible?
« Reply #4 on: January 10, 2013, 04:38:30 AM »
dust has no mass, however, gravity only requires one out of two objects to have mass for them to be attracted to each other, thus, dust does not interact with dust, but it moves when attracted with objects which do have mass. this is the same way a massless object would behave irl, there is no ad hoc algorithm for this

here's a way to prove it:
create two suns and put them in binary orbit
turn one to dust
if dust has the mass of its parent body they should continue orbiting
but they don't.
so this disproves that hypothesis that dust behaves like their parent bodies they were created from.

unl0cker

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Re: Space debris simulation possible?
« Reply #5 on: January 10, 2013, 03:52:54 PM »
@vh it does.

@ dcpc10 Sorry we could not helped ya. :(

vh

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Re: Space debris simulation possible?
« Reply #6 on: January 10, 2013, 04:03:49 PM »

unl0cker

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Re: Space debris simulation possible?
« Reply #7 on: January 10, 2013, 05:05:21 PM »
Answering your statement.

vh

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Re: Space debris simulation possible?
« Reply #8 on: January 10, 2013, 05:16:37 PM »
yes but i made many statements. to which one are you answering?

unl0cker

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Re: Space debris simulation possible?
« Reply #9 on: January 10, 2013, 05:36:03 PM »
Where it fits. It could go either here

"gravity only requires one out of two objects to have mass for them to be attracted to each other"


or here: "so this disproves that hypothesis that dust behaves like their parent bodies they were created from".

Pick one :P
« Last Edit: January 10, 2013, 05:40:16 PM by unl0cker »