Aircraft
NASA X-59 Engine Run Clearing Path to First Flight
First flight has pushed into 2025
NASA's X-59 supersonic demonstrator in hangar at Lockheed Martin's Skunk Works facility in Palmdale, California (Photo: NASA/Carla Thomas)
The NASA-59 supersonic demonstration team is conducting engine-run tests at Lockheed Martin's Skunk Works facility in Palmdale, California. © NASA/Carla Thomas

A NASA/Lockheed Martin team recently fired up the modified GE Aerospace F414-GE-100 engine for the first time aboard the X-59 supersonic demonstrator, a key milestone that helps pave the way for the aircraft’s first flight. However, the agency noted that the team had to overcome several technical challenges to get to that point and, as such, has pushed first flight into 2025 instead of this year as hoped.

Engine-run tests, which began October 30, will verify that aircraft systems work together while powered by the aircraft’s 22,000-pound-thrust engine. Previous tests have used external sources for power, NASA said.

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