X-59 From Gulfstreams to Super Guppy: Meet the aircraft fleet used by NASA News From Gulfstreams to Super Guppy: Meet the aircraft fleet used by NASA Boeing 777 April 4, 2026 NASA charts new envelope expansion milestones as X-59 returns to flight testing News NASA charts new envelope expansion milestones as X-59 returns to flight testing Edwards AFB April 2, 2026 2nd test flight for NASA’s X-59 quiet supersonic aircraft ends early after system warning News 2nd test flight for NASA’s X-59 quiet supersonic aircraft ends early after system warning Edwards AFB March 23, 2026 NASA and Lockheed Martin fly X-59 quiet supersonic jet for the 1st time News NASA and Lockheed Martin fly X-59 quiet supersonic jet for the 1st time Lockheed Martin October 29, 2025 Maximum afterburner for NASA’s X-59 engine test run News Maximum afterburner for NASA’s X-59 engine test run Lockheed Martin December 28, 2024 Skunk Works rolls out X-59 News Skunk Works rolls out X-59 Lockheed Martin January 14, 2024
![NASA's X-59 Quesst [registration N859NA '859'] is seen in-flight over California during the experimental supersonic aircraft's brief second test sortie on 21 March 2026. Image: NASA/Jim Ross](https://aerospaceglobalnews.com/wp-content/uploads/2026/03/X-59-Second-Flight-21-03-26-NASA-Jim-Ross-crop-scaled-640x0-c-default.jpg)
