NASA's X-59 research aircraft successfully reached its target speed and altitude for the first time on June 12, 2026.
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NASA's X-59 Research Aircraft Achieves Target Speed and Altitude
NASA's X-59 research aircraft achieved its target speed and altitude on June 12, 2026. This milestone is part of NASA's efforts to develop quieter supersonic flight technology.
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NASA’s experimental quiet supersonic plane passes another critical milestone
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NASA's X-59 Research Aircraft Achieves Target Speed and Altitude