Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
aerospace program
|
| gptkbp:developedBy |
gptkb:United_States_Air_Force
NASA |
| gptkbp:firstFlight |
1959-06-08
1968-10-24 |
| https://www.w3.org/2000/01/rdf-schema#label |
X-15 program
|
| gptkbp:maximumDepth |
107.8 km
|
| gptkbp:maxSpeed |
7,273 km/h
|
| gptkbp:notableFeature |
gptkb:Neil_Armstrong
gptkb:Chuck_Yeager gptkb:Joe_Engle William_J._ |
| gptkbp:numberOfFigures |
199
|
| gptkbp:operatedBy |
gptkb:North_American_Aviation
|
| gptkbp:purpose |
research in hypersonic flight
|