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McDonnell Douglas DC-X Delta Clipper Experimental

DC-X was McDonnell Douglas’s uncrewed, low-altitude reusable rocket demonstrator for vertical takeoff, powered vertical landing and simplified ground operations. Eight flights from 1993 through 1995 explored hover, manoeuvring, autonomous landing and rapid turnaround. Four hydrogen/oxygen RL10A-5 engines powered the vehicle. It was subsequently rebuilt as DC-XA for NASA with lighter cryogenic tanks and improved reaction control. These demonstrators tested reusable-launch operations; they did not reach orbit.

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Identity

Aliases
DC-XDCXDelta Clipper Experimental
Family Name
Delta Clipper Experimental
Full Name
McDonnell Douglas DC-X Delta Clipper Experimental
Roles
researchexperimentaltechnology_demonstrator
Status
retired
Type
rocket

Details

Description
DC-X was McDonnell Douglas’s uncrewed, low-altitude reusable rocket demonstrator for vertical takeoff, powered vertical landing and simplified ground operations. Eight flights from 1993 through 1995 explored hover, manoeuvring, autonomous landing and rapid turnaround. Four hydrogen/oxygen RL10A-5 engines powered the vehicle. It was subsequently rebuilt as DC-XA for NASA with lighter cryogenic tanks and improved reaction control. These demonstrators tested reusable-launch operations; they did not reach orbit.
Dimensions
Height
…
Width
…
First Flight Year
1,993
Last Flight Year
1,995
Manufacturer
Propulsion Configurations
  • Entries
    • Count
      4
      Placement
      core
      Propulsion System
      Role
      main
    Name
    DC-X four RL10A-5 main engines
Rocket Specs
Liftoff Mass
…
Reusability
fully_reusable
Stages Count
1

Links

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Creation Time
October 29, 2026 at 15:19:49 UTC
Updated Time
October 29, 2026 at 15:19:49 UTC