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SierraSpaceAgency

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2 Gaia 1.0 SierraSpaceAgency 2.3 years ago
1 Rotating Detonation Engine concept SierraSpaceAgency 2.2 years ago
1 Shuttle Habitation Module SierraSpaceAgency 2.3 years ago
1 AutoBurn Glitch SierraSpaceAgency 2.4 years ago
1 Deep Sea R.O.V SierraSpaceAgency 8 months ago
1 Oil Derick? SierraSpaceAgency 8 months ago
1 Marine Research Vessel (MRV Clarice) SierraSpaceAgency 8 months ago
1 Aircraft Carrier SierraSpaceAgency 4 months ago
0 J-58 test article SierraSpaceAgency 7 months ago
0 Tenira LSC 3 Revision 6.5 SierraSpaceAgency 8 months ago
0 Lunar Shuttle Sts and SLS SSTO SierraSpaceAgency 2.3 years ago
0 Fully working X-15 type craft SierraSpaceAgency 2.4 years ago
0 Mercury Redstone Rocket SierraSpaceAgency 2.4 years ago
0 Shuttle refueling tank SierraSpaceAgency 2.3 years ago
0 Observatory Working Progress still working on vizzy auto target program SierraSpaceAgency 2.3 years ago
0 Sts 6 SierraSpaceAgency 1.2 years ago
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