<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div><a href="http://nbcu.mo2do.net/s/18488/29?homePageId=8690307&itemId=tag%3Advice.com%2C2012%3A%2F%2F3.91555&fullPageUrl=archives%2F2012%2F09%2Fusaf-junk-track.php">http://nbcu.mo2do.net/s/18488/29?homePageId=8690307&itemId=tag%3Advice.com%2C2012%3A%2F%2F3.91555&fullPageUrl=archives%2F2012%2F09%2Fusaf-junk-track.php</a><br>
<br>On Oct 3, 2012, at 10:31 AM, Lee von Kraus <<a href="mailto:leevonk@gmail.com">leevonk@gmail.com</a>> wrote:<br><br></div><blockquote type="cite"><div>those are pretty cool ideas<br><br><br><br><div class="gmail_quote">
On Wed, Oct 3, 2012 at 7:19 AM, cole santos <span dir="ltr"><<a href="mailto:cksantos85@gmail.com" target="_blank">cksantos85@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Space based ablation with a laser would be best. Small bursts of an extremely high powered laser would vaporize one side creating a small amount of thrust, if fired repetitively it would deorbit the object eventually. <div>
<br></div><div>On the other side of things waste from the iss could be ejected as projectiles frozen into optimal shapes for pushing objects. Toilet to ice-cube maker, to canada arm mounted with steam powered cannon. Projectiles impact objects over and over until they deorbit. </div>
<div><br></div><div>Anything large should be sent to the local hackerspace in that orbit...</div><div class="HOEnZb"><div class="h5"><div><br><div class="gmail_quote">On Wed, Oct 3, 2012 at 1:04 AM, Matt Johnson <span dir="ltr"><<a href="mailto:railmeat@gmail.com" target="_blank">railmeat@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">The BBC has a report of another idea for capturing space debris. It is<br>
to harpoon old satellites and drag them down:<br>
<a href="http://www.bbc.co.uk/news/science-environment-19803461" target="_blank">http://www.bbc.co.uk/news/science-environment-19803461</a>. This seems<br>
like an idea that might be testable on a small scale. Perhaps it is<br>
relevant to SpaceGAMBIT.<br>
<br>
--<br>
Matt Johnson<br>
<div><div><br>
<br>
<br>
On Tue, Oct 2, 2012 at 7:49 AM, Matt Johnson <<a href="mailto:railmeat@gmail.com" target="_blank">railmeat@gmail.com</a>> wrote:<br>
> I think the typical human behavior has been to move on to a new area<br>
> once one becomes polluted. I am not sure how that would work in near<br>
> earth orbit.<br>
><br>
> Here is an article from 2/12 about a Swiss university effort to use a<br>
> picosatellite to remove an older picosatellite:<br>
> <a href="http://www.thespacereview.com/article/2032/1" target="_blank">http://www.thespacereview.com/article/2032/1</a> This is an 11 million<br>
> dollar effort so a bit too expensive for SpaceGAMBIT, but it is an<br>
> interesting and useful idea and a lot cheaper then most things in<br>
> space.<br>
><br>
> --<br>
> Matt Johnson<br>
><br>
><br>
><br>
> On Tue, Oct 2, 2012 at 3:23 AM, Jerry Isdale <<a href="mailto:isdale@gmail.com" target="_blank">isdale@gmail.com</a>> wrote:<br>
>><br>
>> <a href="http://spectrum.ieee.org/aerospace/satellites/weve-already-passed-the-tipping-point-for-orbital-debris" target="_blank">http://spectrum.ieee.org/aerospace/satellites/weve-already-passed-the-tipping-point-for-orbital-debris</a><br>
>><br>
>> Interesting article from IEEE - although we are not seeing the major fallout<br>
>> from this overpopulation yet, the effects will rise as time goes on.<br>
>> Perhaps some of our (SpaceGAMBIT) relatively near term effort could be on<br>
>> addressing this problem. We need to clean up our local area before we go<br>
>> off trashing the rest of the solar system, and galaxy!<br>
>><br>
>> Jerry Isdale<br>
>> <a href="mailto:isdale@gmail.com" target="_blank">isdale@gmail.com</a><br>
>><br>
>><br>
>><br>
>><br>
>> _______________________________________________<br>
>> SpaceProgram mailing list<br>
>> <a href="mailto:SpaceProgram@lists.hackerspaces.org" target="_blank">SpaceProgram@lists.hackerspaces.org</a><br>
>> <a href="http://lists.hackerspaces.org/mailman/listinfo/spaceprogram" target="_blank">http://lists.hackerspaces.org/mailman/listinfo/spaceprogram</a><br>
>><br>
_______________________________________________<br>
SpaceProgram mailing list<br>
<a href="mailto:SpaceProgram@lists.hackerspaces.org" target="_blank">SpaceProgram@lists.hackerspaces.org</a><br>
<a href="http://lists.hackerspaces.org/mailman/listinfo/spaceprogram" target="_blank">http://lists.hackerspaces.org/mailman/listinfo/spaceprogram</a><br>
</div></div></blockquote></div><br></div>
</div></div><br>_______________________________________________<br>
SpaceProgram mailing list<br>
<a href="mailto:SpaceProgram@lists.hackerspaces.org">SpaceProgram@lists.hackerspaces.org</a><br>
<a href="http://lists.hackerspaces.org/mailman/listinfo/spaceprogram" target="_blank">http://lists.hackerspaces.org/mailman/listinfo/spaceprogram</a><br>
<br></blockquote></div><br>
</div></blockquote><blockquote type="cite"><div><span>_______________________________________________</span><br><span>SpaceProgram mailing list</span><br><span><a href="mailto:SpaceProgram@lists.hackerspaces.org">SpaceProgram@lists.hackerspaces.org</a></span><br>
<span><a href="http://lists.hackerspaces.org/mailman/listinfo/spaceprogram">http://lists.hackerspaces.org/mailman/listinfo/spaceprogram</a></span><br></div></blockquote></body></html>