|
gptkbp:instanceOf
|
experimental spacecraft
|
|
gptkbp:cancellationDate
|
technical difficulties with composite fuel tank
|
|
gptkbp:countryOfOrigin
|
gptkb:United_States
|
|
gptkbp:developedBy
|
gptkb:NASA
|
|
gptkbp:firstFlight
|
1999
|
|
gptkbp:fuelType
|
liquid hydrogen
|
|
gptkbp:height
|
7.6 meters
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Douglas X-33
|
|
gptkbp:intendedCrew
|
uncrewed
|
|
gptkbp:intendedToDemonstrate
|
single-stage-to-orbit (SSTO) technology
|
|
gptkbp:intendedToLeadTo
|
gptkb:Lockheed_Martin_VentureStar
|
|
gptkbp:intendedUse
|
gptkb:technology
|
|
gptkbp:launchSitePlanned
|
gptkb:Edwards_Air_Force_Base
|
|
gptkbp:length
|
21.9 meters
|
|
gptkbp:logo
|
X-33 logo
|
|
gptkbp:manufacturer
|
gptkb:Lockheed_Martin
|
|
gptkbp:mass
|
56,700 kg
|
|
gptkbp:notableFeature
|
composite cryogenic hydrogen tank
lifting body design
|
|
gptkbp:notableProject
|
gptkb:Reusable_Launch_Vehicle_(RLV)_program
|
|
gptkbp:oxidizer
|
liquid oxygen
|
|
gptkbp:projectCancelled
|
2001
|
|
gptkbp:propulsion
|
aerospike engine
|
|
gptkbp:status
|
cancelled
|
|
gptkbp:testFlightsCompleted
|
0
|
|
gptkbp:wingspan
|
22.9 meters
|
|
gptkbp:bfsParent
|
gptkb:Douglas_Aircraft_Company
|
|
gptkbp:bfsLayer
|
5
|