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F-15D
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- 1NASA's X-59 and F-15D return to Edwards after supersonic test▼NASA / Lockheed Martin X-59 Quesst and NASA F-15D N884NA return to Edwards AFB after high altitude supersonic testing, S
NASA's X-59 Quesst, built with Lockheed Martin, and a NASA F-15D chase aircraft returned to Edwards Air Force Base in California after high-altitude supersonic testing on September 15, 2026. Aviation photographers captured the quiet supersonic demonstrator in flight, with spotters celebrating the aircraft operating as intended during its test campaign.