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Lockheed Martin X-59 Advances Supersonic Flight Testing to Mach 0.95

Lockheed Martin and NASA’s X-59 aircraft reaches 43,000 feet and Mach 0.95 during envelope expansion, aiming for quiet supersonic travel.

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This article is based on an official press release from Lockheed Martin.

The X-59 quiet supersonic research aircraft is officially pushing its limits. According to a recent press release from Lockheed Martin, the experimental jet has entered its envelope expansion campaign, a critical testing phase where the aircraft is flying higher, faster, and farther than before.

Developed in partnership between NASA and Lockheed Martin’s Skunk Works division, the X-59 aims to revolutionize commercial aviation. By replacing the disruptive sonic boom with a quieter “sonic thump,” the program hopes to pave the way for regulators to lift the long-standing ban on overland supersonic commercial flights.

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The latest updates from the manufacturers indicate that the aircraft has successfully completed nine flights, accumulating 10.0 hours of total flight time. As the joint team pushes the aircraft toward its ultimate design speeds, we are watching closely to see if the dream of quiet supersonic travel can become a reality.

Advancing the Flight Test Campaign

Validating Speed and Altitude Profiles

The primary objective of the current envelope expansion phase is to rigorously validate the X-59’s performance across a diverse range of speed and altitude profiles. According to the Lockheed Martin release, the flight test team is evaluating the aircraft at both high-and-fast and low-and-slow test points to ensure structural and aerodynamic stability.

Recent milestones highlight the rapid pace of this testing. The company reports that the X-59 has reached an altitude of approximately 43,000 feet and achieved speeds of roughly Mach 0.95. The longest single flight to date has lasted about 1.7 hours, demonstrating the aircraft’s growing reliability following initial maintenance and software upgrades.

The Path to Mach 1.4

As the envelope expansion continues, the joint NASA and Lockheed Martin team plans to transition into supersonic speeds. The ultimate goal is to reach the aircraft’s specific design points: an altitude of roughly 55,000 feet and a cruising speed of Mach 1.4.

It is at these specific parameters that the X-59 is expected to generate its signature quiet supersonic thump. Achieving this milestone will be a pivotal moment for the program, proving that the unique aerodynamic shaping of the aircraft can successfully mitigate the shockwaves that typically cause a loud sonic boom.

Paving the Way for Commercial Supersonic Travel

A Vision for Faster Connectivity

The implications of the X-59 program extend far beyond experimental testing. The data gathered during these flights will eventually be used to deliver a scientifically validated low-boom specification to international aviation regulators.

Pat LeBeau, the X-59 program manager at Lockheed Martin Skunk Works, emphasized the broader mission of the project in the company’s press release.

“Every flight and every test point is a step toward a future where cities can be connected in a fraction of today’s travel time without the noise penalty that constrained the original supersonic era,” LeBeau stated.

AirPro News analysis

The progress of the X-59 is a highly encouraging sign for the future of high-speed commercial aviation. While the Concorde proved that supersonic passenger travel was technologically feasible, its economic viability was severely limited by noise regulations that restricted it to over-water routes.

If NASA and Lockheed Martin can successfully demonstrate that the X-59’s noise profile is acceptable to communities on the ground, we believe it could trigger a paradigm shift in regulatory frameworks. However, we note that the X-59 itself is not a prototype airliner, but rather a purpose-built data-gathering tool. Any future commercial supersonic airliners will need to incorporate these low-boom design principles while also addressing modern challenges related to fuel efficiency and emissions.

Frequently Asked Questions

What is the X-59?

The X-59 is an experimental supersonic aircraft developed by Lockheed Martin’s Skunk Works and NASA. It is designed to fly faster than the speed of sound without producing a loud sonic boom, instead creating a quieter “sonic thump”.

How fast and high has the X-59 flown so far?

According to Lockheed Martin’s April 2026 update, the aircraft has reached speeds of approximately Mach 0.95 and altitudes of around 43,000 feet during its envelope expansion campaign.

What is the ultimate goal of the X-59 program?

The program aims to provide regulators with scientifically validated data on human responses to the quiet sonic thump. This data could potentially lead to the lifting of bans on commercial supersonic flight over land.

Sources

Photo Credit: Lockheed Martin

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Archer Aviation Midnight eVTOL Completes Bay Area Flight Tour

Archer Aviation’s Midnight eVTOL logged 200+ miles across the San Francisco Bay Area, ahead of LA flights under the FAA’s eIPP.

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Archer Aviation Midnight eVTOL Completes Bay Area Flight Tour

Archer Aviation Inc. (ACHR) has concluded the Northern California phase of its nationwide flight tour, accumulating over 200 flight miles with its Midnight electric vertical takeoff and landing (eVTOL) aircraft across the San Francisco Bay Area.

The piloted demonstration flights included operations out of Oakland International Airport (OAK) and were designed to test the aircraft’s integration into the complex airspace surrounding three major international hubs. In a press release issued on October 19, 2026, the company stated that the operational experience gathered will support upcoming flights in Los Angeles under a federal airspace integration initiative.

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Navigating Bay Area airspace

The Northern California leg of the “No Roads” tour included stops in Salinas, Hollister, San Martin, San Jose, Mountain View, and Hayward before culminating in the Bay Area. During the final phase, the Midnight aircraft conducted multiple flights taking off and landing at Oakland. One highlighted route connected Oakland to San Francisco’s Marina District, a journey the aircraft completed in approximately 10 minutes. The company contrasted this with the hour or more required to make the same trip by car in typical traffic.

Adam Goldstein, Founder and CEO of Archer Aviation, emphasized the operational goals of the regional tour.

Flying Midnight across multiple cities in Northern California shows we can connect communities with no roads, no traffic, and no emissions in minutes instead of hours. That’s the future we’re working towards bringing to the Bay Area, Los Angeles and cities across the country.

While the flight demonstrated the aircraft’s point-to-point capabilities, technology publication PCMag noted that the Marina District has not housed an active commercial air facility since 1944. The flight served as a capability demonstration rather than a test of an active commercial route.

Midnight aircraft specifications

The Midnight is a piloted, four-passenger air taxi powered by 12 electric motors and six independent battery packs. According to technical specifications provided by the manufacturer, the aircraft is designed for rapid back-to-back trips of 20 to 50 miles. It features an advertised cruise speed of 150 mph and requires approximately 10 minutes of recharging time between flights.

During the Bay Area demonstrations, the aircraft reached a top speed of 131 mph. The manufacturer also highlights the aircraft’s acoustic profile, estimating that it produces 45 decibels of noise during forward flight, a metric designed to facilitate operations in noise-sensitive urban environments.

The path to commercial operations

The data collected during the Northern California tour sets the stage for Archer’s next phase of testing in Southern California. The company plans to fly the Midnight aircraft in Los Angeles as part of the eVTOL Integration Pilot Program (eIPP). Announced by the Federal Aviation Administration (FAA) and the U.S. Department of Transportation (DOT) in March 2026, the eIPP is a White House-backed initiative designed to accelerate the testing and integration of electric aircraft into the national airspace system.

Archer is preparing for its role as the Official Air Taxi Provider of the LA28 Olympic Games. The company is competing in a rapidly developing sector alongside manufacturers like Joby Aviation, which began its own eIPP demonstration flights in the Dallas-Fort Worth region in September 2026.

Archer’s operational push follows a corporate restructuring on August 10, 2026, when the company agreed to acquire three autonomous aviation subsidiaries from The Boeing Company (BA). Following the transfer of Wisk Aero, SkyGrid, and Insitu, Boeing retained a 19.75 percent ownership stake in Archer.

AirPro News analysis

We view the transition from controlled test environments to complex urban airspace as a critical milestone for the eVTOL sector. Operating in the vicinity of San Francisco, Oakland, and San Jose requires coordination with multiple air traffic control facilities and demonstrates the aircraft’s ability to integrate into existing traffic flows. However, the Marina District landing highlights a parallel challenge for the industry. While the aircraft can physically complete the 10-minute journey, the lack of existing infrastructure in dense urban neighborhoods underscores that the success of urban air mobility will depend as much on local zoning and vertiport development as it does on aircraft certification.

Photo Credit: Archer Aviation

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Vertical Aerospace Signs ANH and NG LITEF for Valo eVTOL

Vertical Aerospace contracts ANH Structure and Northrop Grumman LITEF for Valo seating and navigation systems ahead of 2029 certification.

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Vertical Aerospace Signs ANH and NG LITEF for Valo eVTOL

Vertical Aerospace (NYSE: EVTL) has secured long-term supplier agreements with South Korea-based ANH Structure Co., Ltd. and Germany-based Northrop Grumman LITEF GmbH to provide critical seating and navigation systems for its Valo electric vertical take-off and landing (eVTOL) aircraft.

Announced in an October 16, 2026, press release, the contracts advance the Bristol, United Kingdom, manufacturer toward its goal of commercial production and certification by expanding an established Tier 1 aerospace supplier network.

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Securing critical cabin and navigation systems

Under the new agreements, ANH Structure will supply advanced aircraft seating systems for the Valo platform. The South Korean manufacturer holds European Union Aviation Safety Agency (EASA) Design Organisation Approval and Production Organisation Approval. The seating system incorporates 30G energy-absorption technology, a critical safety feature designed to protect occupants during high-impact events.

Northrop Grumman LITEF, a subsidiary of Northrop Grumman Corporation founded in 1961 and headquartered in Freiburg im Breisgau, will supply the LCR-110 inertial reference system. The technology provides essential navigation and sensor data required for the aircraft’s flight control systems.

Stuart Simpson, CEO of Vertical Aerospace, stated that the selection of both companies adds strength to the supplier ecosystem behind the aircraft.

“Valo is progressing from an advanced design into an aircraft supported by the people, systems and industrial capability needed for certification and production at scale,” Simpson said. “ANH Structure and NG LITEF each bring specialist expertise and strong certification credentials.”

Expanding the Valo production ecosystem

Vertical Aerospace officially launched the Valo eVTOL in London on December 11, 2025. The manufacturer is developing the aircraft under a single-platform strategy designed to accommodate multiple missions. The design encompasses four- and six-passenger cabin configurations, alongside electric, hybrid-electric, and autonomous variants intended for both commercial and defense markets.

The supplier agreements follow a series of industrial milestones for the company. On July 16, 2026, Vertical Aerospace signed a Memorandum of Understanding with Near Earth Autonomy to integrate autonomous flight systems with the Honeywell Aerospace Anthem digital cockpit on the Valo platform.

On September 25, 2026, the company opened a new 60,000-square-foot Aircraft Assembly Centre at its Flight Test Centre at Cotswold Airport. Supported by a £1.5 million investment, the facility is designed to assemble certification-conforming Valo aircraft and a hybrid-electric demonstrator. The site has the capacity to build more than 25 aircraft annually during early production phases.

ANH Structure and NG LITEF join an existing Tier 1 supplier network that includes Honeywell Aerospace, Sonaca, Evolito, Hyundai WIA, Synesqo, Isoclima, and Astronics.

Path to certification and market entry

Vertical Aerospace has accumulated approximately 1,500 pre-orders for the Valo aircraft. The customer backlog includes commitments from American Airlines, Avolon, Bristow, GOL, and Japan Airlines.

The company is currently working with the UK Civil Aviation Authority (CAA) to validate the aircraft’s design and systems. Vertical Aerospace has set a target of achieving Type Certification for the Valo by 2029, which will allow the manufacturer to begin commercial deliveries to its airline and operator customers.

AirPro News analysis

The transition from conceptual design to a locked supply chain is a critical filter for the electric aviation sector. By contracting with established aerospace entities like a Northrop Grumman subsidiary and an EASA-approved seating manufacturer, Vertical Aerospace is signaling industrial maturity to regulators. We note that the specification of 30G energy-absorption seating highlights the stringent crashworthiness standards the Valo platform must meet to satisfy certification authorities, which often exceed legacy rotorcraft requirements. As the company targets a 2029 certification date with the CAA, finalizing these Tier 1 supplier agreements is a necessary step to ensure the Cotswold Assembly Centre has the certified components required to scale production.

Photo Credit: Vertical Aerospace

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AirPro News Launches AirPro Atlas, a Free 3D Globe of World Aviation, and 19 Aviation Games

AirPro Atlas puts 4,000+ airports, the airlines flying now, live weather, hurricanes and the jet stream on a free 3D globe. Plus 19 aviation games.

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AirPro Atlas and AirPro Games: the Atlas globe with the jet stream over the North Atlantic beside scenes from Carousel Run and Pushback

AirPro News today launched AirPro Atlas, a free interactive 3D globe of world aviation, at airpronews.com/atlas, together with AirPro Games, 19 free aviation games with a new daily challenge in each, at airpronews.com/game. Both run in any browser, on a phone or a computer, with no account and nothing to install.The Atlas brings airports, airlines, launch pads and the aviation industry onto one globe, with the conditions that change through the day drawn over it: weather, hurricanes, the jet stream and the aurora. A click on any place opens its facts and the AirPro News stories about it.

AirPro Atlas in one minute.
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Five things to try first

  1. Open an airport you know. London Heathrow, for example: the wind on each runway right now, the latest weather report in plain English, local time, sunrise and sunset, upcoming events and our latest stories.
  2. Turn on the jet stream. Tick “Jet stream now” under Filters to see the wind at three cruising levels, with streaks that move with it, and switch between FL300, FL340 and FL390.
  3. Draw an aircraft’s range. Pick an airport and one of 90 aircraft types: the globe shades everywhere it can reach nonstop, as an A350-900 from Singapore shows.
  4. Compare two airports. New York JFK against Heathrow: passengers, runways, elevation, the distance between them and the time difference.
  5. Play today’s Pushback. A daily puzzle on the apron: move the ground vehicles out of the way so the tug can push the jet back, in as few moves as you can.

Airports, and the airlines that are actually flying

The Atlas places every large airport and every medium and small airport with scheduled flights: 4,044 airports in 234 countries, each checked against open data before it appears. Any two can be compared side by side. US airports also show any FAA delay in force, a link to the FAA airport diagram and the monthly on-time record.

An airline appears only while its aircraft have been seen flying in the last 30 days, using flight data from the community receiver network ADSB.lol. Its card lists the aircraft types seen flying for it, and its hubs light up on the globe. Airlines on the EU Air Safety List carry a note saying whether they are banned or restricted in the EU.

AirPro Atlas: London Heathrow selected on the globe, with its card showing runways, weather and passengers
London Heathrow on the Atlas: runways, the wind on each one, weather and the latest stories.

Conditions as they change

Several layers update through the day. Hurricane tracks shows every storm the US National Hurricane Center follows, with its forecast cone, its track and the coastal watches and warnings. The jet stream view shows the wind at three cruising levels from NOAA’s GFS weather model, with a new forecast every three hours. Weather hazards now shows the SIGMETs in force worldwide, from thunderstorms, severe turbulence and icing to volcanic ash, refreshed every 10 minutes. US delays now marks FAA ground stops and delay programs every 5 minutes, and space weather now shows the aurora forecast with what each level of NOAA’s scales means for flights. On the night side of the globe, NASA’s city lights come on as the sun sets.

AirPro Atlas: the jet stream at FL340 over the North Atlantic, drawn as moving streaks with a key of wind speeds
The jet stream at FL340 over the North Atlantic, from NOAA’s GFS model.

The industry on one globe

For maintenance and training, the Atlas shows nearly 5,000 FAA repair stations with their ratings, the FAA’s pilot schools, training centers and maintenance schools, and the 614 approvals that EASA grants directly to maintenance, training and continuing airworthiness organisations, almost all outside the EU. It also carries aircraft and engine plants, aircraft storage sites, the head offices of 22 aircraft and engine lessors, 515 aviation museums and 186 active launch pads with a countdown to the next launch. An “All airfields” layer adds more than 68,000 other airfields, heliports and seaplane bases, and nearly 11,000 radio navigation beacons show their ident, Morse code and frequency, for information only.

Pages for every country and launch site, and ten rankings

Every country has its own page at airpronews.com/atlas/countries: its main airports, the airlines based there, its records, launch pads and events, the latest AirPro News stories from its airports and airlines, and how its aviation safety oversight is rated by the FAA and on the EU Air Safety List. The 51 launch sites have pages of their own at airpronews.com/atlas/launch-sites, with their pads and their next and latest launches. Ten rankings at airpronews.com/atlas/rankings list the busiest airports, US airports and airlines on time, the highest airports, the longest runways, the northernmost and southernmost airports, the countries with the most airports, the towns with the most FAA repair stations, the busiest launch sites and the rocket launch schedule.

Tools for planning, and for curiosity

The range map draws how far 90 aircraft types, from airliners to business jets, can fly from any airport, using each manufacturer’s published range. The distance tool gives the flight time, the time difference and an estimate of the CO2 per economy passenger, along with the countries under the route, sunrise and sunset along the way and, on polar routes, the chance of seeing the aurora. My flights map draws a reader’s own trips, which stay in their browser. Four themed tours fly over the hardest approaches, the highest airports, island airports and the Space Coast, and Share › Embed gives other websites the code to show any view of the globe on their own pages.

AirPro Games: 19 games, a new challenge every day

Every game has a daily challenge that is the same for every player, free play and leaderboards. Three arcade games lead. Carousel Run is a 3D runner through an airport’s baggage system, from the sorting hall to a winter apron with de-icing trucks at work, with ten Lost & Found treasures and 138 badges to collect. Boarding Rush is a puzzle in which groups of passengers file down the aisle and the player fills the cabin row by row. Pushback, a daily sliding-block puzzle on an apron, comes in three looks to choose from.

Sixteen quick quizzes follow, from the Airport Code Quiz and Code Breaker to Distance Guess, Spot It from Above, Hub Match, Can It Make It?, Rank It, the NATO Alphabet Sprint and the Launch Pad Quiz. A daily streak counts the days in a row a player completes a daily challenge, and the site checks every score sent to a leaderboard: it counts quiz answers again and replays arcade runs and puzzles move by move.

AirPro Games by AirPro News: 19 free aviation games, with scenes from Carousel Run, Boarding Rush and Pushback
AirPro Games: three arcade games and 16 quick quizzes, each with a daily challenge.

“We built the Atlas so that anyone in the industry, or anyone who simply loves aviation, can see it all on one globe and land on the story behind each place. The games are the fun side: nineteen of them, from a run through the baggage hall to a daily airport-code puzzle, each playable in a coffee break,” said Jeremy Comoglio, co-founder and editor-in-chief of AirPro News.

Built on open data

The Atlas is built from open data and from organisations’ own published information: OurAirports, Wikidata, NOAA, the FAA, EASA, Launch Library 2 and ADSB.lol among them. Its airport and airline lists are refreshed every week and its live layers every few minutes; every source is listed at airpronews.com/atlas/sources. It is for information only and must not be used for navigation or flight planning. Explore it at airpronews.com/atlas and play at airpronews.com/game.

Images and video: AirPro News

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