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DefDex

Engine · Air

XA102

GE Aerospace adaptive cycle engine for the Air Force's Next Generation Adaptive Propulsion program.

by GE Aerospace

DevelopmentEngineAirMilestone2026
  • Milestones2
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Milestones20252026
  1. MilestoneDetailed design review completed, confirmed
  2. MilestoneAssembly readiness review completed, reported

Adaptive cycle fighter engine GE Aerospace is developing for the U.S. Air Force's Next Generation Adaptive Propulsion (NGAP) program; detailed design review was completed in February 2025.

Timeline2

  1. MilestoneConfirmed

    Detailed design review completed

    GE Aerospace then received the next contract phase to build and test a full-scale demonstrator engine.

  2. MilestoneReported

    Assembly readiness review completed

    The review clears assembly of the XA102 demonstrator engine ahead of a full system demonstration.

The latest 10 milestones. Solid entries are confirmed, outlined reported, dashed estimated or still to come; dotted italic entries are speculative. Dates show only the precision the sources give.