Random triples
| Subject | Object |
|---|---|
| gptkb:X-59_Que_SST | gptkb:NASA's_Supersonic_Transport_Program |
| gptkb:Boeing_CST-100_Starliner | includes multiple phases |
| gptkb:Space_Ship_Two_VSS_Galactic_Girl_38 | ongoing |
| gptkb:Space_Ship_Two | ongoing |
| gptkb:Space_Ship_Two_VSS_Galactic_Girl_27 | ongoing |
| gptkb:White_Knight_Two | successful |
| gptkb:X-29 | successful |
| gptkb:VSS_Eve | Successful |
| gptkb:Northrop_Grumman_X-47_A_Pegasus | successful |
| gptkb:Marshall_26 | extensive |
| gptkb:Starship_SN11 | Starship flight test program |