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|    sci.space.policy    |    Discussions about space policy    |    106,651 messages    |
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|    Message 105,006 of 106,651    |
|    Dean Markley to JF Mezei    |
|    Re: Not a problem -- this time    |
|    30 Oct 20 04:43:14    |
      From: damarkley@gmail.com              On Friday, October 30, 2020 at 4:24:42 AM UTC-4, JF Mezei wrote:       > On 2020-10-29 15:52, Snidely wrote:        > > Two defunct orbital masses seem to have not collided.       > If 2 satellites, devoid of any fuel, one in retrograde and the other in        > normal orbit, both on same plane and roughly same mass, ended up        > colliding face to face, what would happen?        >        > So we end up with a flat pankake that has 0 speed and drops straight down?        >        > Behave as two tennis balls that bounce off each other, with the        > retrograde now in normal orbit and the normal orbit SV now in retrograde?        >        > Nuclear fission explosion that creates a black hole and sucks all of the        > universe?        >        >        > When a car hits a cement wall at speed, it doesn't tend to explode into        > a billion bits flying out. Right? Just curious on what the actual        > behavious of a satellte would be. Is the energy level such that his is        > no longer a mechanical collision, and it behaves very differently?        >        > In the case of more likely collision (a 50° satellite hitting a nearly        > equatorial orbit for instance) would the satellite really spread debris        > all over the place or would they remain more or less whole (with big        > deformation where collision happened) and just see their        > trajectory/orbit changed?               The Indian ASAT test ought to be a clear answer to your speculation.              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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