Subject / Started by | Replies / Views | Last post |
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23 Replies
12364 Views |
01/19/2011 02:40 pm by go4mars |
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04/03/2012 01:48 am by Patchouli |
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05/21/2011 11:46 pm by KelvinZero |
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Human Powered Monorail - Moon & Mars ?
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10/02/2010 12:02 pm by khallow |
Water on the Moon!
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07/24/2009 02:03 am by JohnFornaro |
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Hydrogen-Boron Fusion: Suitable for space applications?
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LOX/Ethane Motor Proposals
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06/11/2014 02:07 pm by RanulfC |
Low-fuel rocket launch idea
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03/11/2015 05:52 am by ChrisWilson68 |
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06/30/2013 09:03 pm by Elmar Moelzer |
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The swiss cheese moon
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07/25/2012 02:47 pm by DMeader |
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08/04/2021 12:12 am by Chris Bergin |
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07/10/2012 04:15 am by 93143 |
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A colonizing effort for TITAN
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02/11/2016 06:28 pm by lamontagne |
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24 Replies
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03/09/2018 03:44 pm by Lar |
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08/27/2009 05:21 am by 8900 |
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The Effect of Low-Cost Launches on Orbital Debris
Started by Misha Vargas « 1 2 Next All » |
24 Replies
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11/05/2013 12:21 pm by weedenbc |
24 Replies
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24 Replies
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24 Replies
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09/19/2008 01:09 pm by DMeader |
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24 Replies
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03/11/2008 01:22 pm by clongton |
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24 Replies
12280 Views |
08/27/2007 06:23 am by lambda0 |
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24 Replies
8940 Views |
11/14/2013 05:45 pm by RanulfC |
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24 Replies
31482 Views |
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24 Replies
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24 Replies
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07/03/2009 02:09 am by A_M_Swallow |
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Recoil propulsion and explosive velocity.
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24 Replies
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Break through in radiation shielding
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Space colonies using rubble piles
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03/12/2010 08:12 pm by mlorrey |
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25 Replies
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25 Replies
7344 Views |
02/27/2020 01:21 am by not_a_physicist |
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