NASA has successfully completed engine performance tests on the X-59 research aircraft, an experimental jet designed to mitigate the disruptive sonic booms that have long plagued supersonic travel.

When planes exceed Mach 1 (the speed of sound, or about 767 miles per hour—1,234 kilometers/hour for those using the metric ...

NASA's X-59 quiet supersonic research aircraft has taken another successful step toward flight with the conclusion of a ...

NASA successfully completed a series of engine performance tests for the X-59 quiet supersonic aircraft at Lockheed Martin's Skunk Works facility. The tests demonstrated the engine's ability to ...

One of the many ongoing missions of the US government's National Aeronautics and Space Administration (NASA) is to make ...

NASA and Lockheed Martin have completed three engine run tests of the X-59 aircraft for its planned 2025 first flight under ...

NASA and Lockheed Martin successfully completed engine performance tests on the X-59, a research aircraft designed to mitigate the loud sonic booms produced by supersonic flight. The tests, which ran ...

In the new photos, the X-59 sits in a hangar at Lockheed Martin's storied Skunk Works facility in Palmdale, California while performing afterburner engine run tests. The tests were aimed at ...

NASA has completed the engine ground tests on its supersonic jet, which is expected to take to skies later this year. The X-59 jet is Nasa and Lockheed Martin’s joint offering, which the ...