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LH ANALYSIS

Leeham News

Aerospace technical analysis · 224 articles · updated July 08, 2026

LH Leeham News 10:07Z

C Series Archives - Leeham News and Analysis

Market demand appears to support Airbus proceeding with a stretched version of the A220 aircraft. Although the company has not yet officially made the decision, indicators suggest the launch will move forward.

LH Leeham News 10:07Z

Bombardier Archives - Leeham News and Analysis

Demand appears to support launch of A220 Stretch Subscription Required By Karl Sinclair and Scott Hamilton July 8, 2026, © Leeham News: Airbus says it hasn’t made the decision yet whether to proceed with a stretch of…

LH Leeham News 10:06Z

A220-500 Archives - Leeham News and Analysis

This archive contains Leeham News articles from 2025 and 2026 examining Airbus's plans to develop the A220-500, a stretched variant of the A220-300 aircraft intended to compete with the A320neo. The articles discuss…

LH Leeham News 10:05Z

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LH Leeham News 10:05Z

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LH Leeham News 10:04Z

Demand appears to support launch of A220 Stretch

Airbus is considering a stretch version of the A220, unofficially termed the A220-500, which would add two fuselage plugs to increase capacity to 185 passengers in high-density configuration with a range of…

LH Leeham News 10:06Z

PW1100G Archives - Leeham News and Analysis

Airbus and Pratt & Whitney stated that problems affecting the A220 program have been resolved, with the companies asserting that no aircraft will be grounded due to geared turbofan engine issues.

LH Leeham News 10:06Z

GTF Archives - Leeham News and Analysis

A220 engine problems nearly over, say Airbus and Pratt & Whitney Subscription Required By Scott Hamilton July 7, 2026, © Leeham News: Airbus and Pratt & Whitney say that the problems that have ailed the A220 program are…

LH Leeham News 10:05Z

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LH Leeham News 10:04Z

A220 engine problems nearly over, say Airbus and Pratt & Whitney

Airbus and Pratt & Whitney stated that problems plaguing the A220 program have been resolved, with no A220s expected to remain grounded due to geared turbofan engine issues by the end of 2026. Currently, only 2-3% of…

LH Leeham News 10:06Z

JetZero Archives - Leeham News and Analysis

JetZero has modified the configuration of its Z4 Blended Wing Body aircraft design. The change was analyzed in a series of articles by Bjorn Fehrm at Leeham News, which examined the BWB as a potentially more efficient…

LH Leeham News 10:05Z

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LH Leeham News 10:04Z

Reader Comments-Open Forum Week of July 6

The publication suspended its seven-month comment moderation policy for July, reverting to a previous system allowing previously approved readers to post comments without delay across all articles. The temporary change…

LH Leeham News 10:04Z

Boeing Commercial Aircraft: Is profitability around the corner? Part II

Boeing Commercial Airplanes faces profitability challenges across its 787 and 777X programs, which have incurred $26.095bn in combined write-offs since 2020. The 787 requires monthly production rates of 12-14 units to…

LH Leeham News 10:03Z

JetZero has changed its Z4 BWB configuration

JetZero presented a revised Z4 Blended Wing Body aircraft featuring a V-tail among other configuration changes. The updated design includes plans to source engines from the US Air Force's initiative to modernize the…

LH Leeham News 10:06Z

Boeing Commercial Airplanes Archives - Leeham News and Analysis

Boeing Commercial Airplanes faced multiple operational and strategic challenges between 2023 and 2026, including production delays, workforce strikes, safety concerns identified in the Starliner program, and revised…

LH Leeham News 10:06Z

BCA profits Archives - Leeham News and Analysis

Boeing activates its 737 North Line facility, marking the first assembly of the 737 outside the company's primary location in more than 50 years.

LH Leeham News 10:05Z

BCA Archives - Leeham News and Analysis

Leeham News and Analysis Boeing Commercial Aircraft: Is profitability around the corner? Part IJuly 5, 2026 Bjorn’s Corner: Aircraft Structures Part 8. Composite Fibers.July 3, 2026 JetZero’s plan for the right engine…

LH Leeham News 10:04Z

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LH Leeham News 10:03Z

Boeing Commercial Aircraft: Is profitability around the corner? Part I

Boeing Commercial Airplanes activated its 737 North Line on July 6, 2026, in Everett, Washington, marking the first time in over 50 years the company has assembled 737s outside its Renton factory, as the division seeks…

LH Leeham News 10:14Z

Airbus A350 Archives - Leeham News and Analysis

Leeham News presents articles examining aircraft structures, composite fiber technology, and commercial aviation industry challenges. The archive includes content on aerospace supplier operations, airline profitability…

LH Leeham News 10:13Z

Dreamliner Archives - Leeham News and Analysis

Leeham News published multiple articles analyzing aircraft development, structures, and production challenges spanning from 2022 to 2026. Topics covered include composite fiber materials in aircraft structures, future…

LH Leeham News 10:13Z

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LH Leeham News 10:12Z

Christian Scherer retires from Airbus.

Christian Scherer retired from Airbus on June 30, 2026, after a 42-year career at the company beginning in 1984. He led Airbus Commercial Aircraft as CEO from January 2024, managing the division through exceptional…

LH Leeham News 10:12Z

Howard Hardee named Leeham News Editor; Hamilton becomes editor-at-large

Howard Hardee was named Editor of Leeham News and Analysis effective July 1, 2026, replacing founder Scott Hamilton who transitioned to Editor-At-Large. Hardee, who previously served as Americas Aviation Reporter for…

LH Leeham News 10:11Z

JetZero’s plan for the right engine for its BWB

JetZero is collaborating with the US Air Force to identify an engine for its Blended Wing Body aircraft family, which includes an aerial refueling tanker, all-cargo model, and commercial Z4 design. The full-sized…

LH Leeham News 10:11Z

Bjorn’s Corner: Aircraft Structures Part 8. Composite Fibers.

Aircraft composite fibers offer varying strength-to-weight ratios, with carbon fibers providing superior strength and stiffness but also brittleness that causes instant fracturing under stress. To address carbon's low…

LH Leeham News 10:06Z

SPEEA 2026 Contract Archives - Leeham News and Analysis

SPEEA, the engineers and technicians union for Boeing Commercial Airplanes, reported that the company's response to its contract proposals for 2026 negotiations has been positive. The union expressed optimism regarding…

LH Leeham News 10:05Z

SPEEA Archives - Leeham News and Analysis

SPEEA optimistic to Boeing’s response in coming contract negotiations By Scott Hamilton June 30, 2026, © Leeham News: SPEEA, the engineers and technicians union for Boeing Commercial Airplanes, said last week that the…

LH Leeham News 10:05Z

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LH Leeham News 10:04Z

SPEEA optimistic to Boeing’s response in coming contract negotiations

SPEEA reported that Boeing has responded positively to its contract negotiation proposals, with company executives expressing willingness to engage on work/life balance, technical excellence, and talent retention. Both…

LH Leeham News 10:07Z

A220 Stretch Archives - Leeham News and Analysis

Airbus is pursuing expanded sales of the A220 into the Chinese market, despite limited current presence beyond fuselage manufacturing in Shenyang. The manufacturer is simultaneously adjusting marketing messaging for the…

LH Leeham News 10:06Z

A220 Archives - Leeham News and Analysis

Airbus is planning a strategic push to increase A220 aircraft sales into China. Currently, the aircraft has minimal presence in that region, with operations limited to Shenyang where fuselage sections are manufactured.

LH Leeham News 10:05Z

Comac Archives - Leeham News and Analysis

Airbus’s ‘China gap’ for the A220 By Scott Hamilton June 29, 2026, © Leeham News: Airbus planning a push to sell the A220 into China, an area of the word where this model’s only presence is in Shenyang where fuselage…

LH Leeham News 10:04Z

China Archives - Leeham News and Analysis

Airbus’s ‘China gap’ for the A220 By Scott Hamilton June 29, 2026, © Leeham News: Airbus planning a push to sell the A220 into China, an area of the word where this model’s only presence is in Shenyang where fuselage…

LH Leeham News 10:04Z

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LH Leeham News 10:03Z

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LH Leeham News 10:03Z

Open Forum-Reader Comments, Week of June 29

LNA's Comments Open Forum permits readers to comment on any post, with all submissions held for review and moderation under a new policy. The forum enables readers to comment on paywall articles when previews are…

LH Leeham News 10:02Z

Airbus’s ‘China gap’ for the A220

Airbus is pursuing sales of the A220 aircraft into China despite the model having zero orders from the country, a gap attributed to political resentment stemming from Bombardier's failed attempt to sell the C Series…

LH Leeham News 10:06Z

composite airplanes Archives - Leeham News and Analysis

Leeham News published Part 7 of a series on aircraft structures, focusing on fiberglass and composites as materials in commercial aviation. The article highlighted the increasing incorporation of composites in future…

LH Leeham News 10:06Z

aricraft structures Archives - Leeham News and Analysis

Leeham News published the seventh installment of Bjorn's Corner examining aircraft structures, focusing on fiberglass as a structural material. The series explores how aircraft structures have shaped the design and…

LH Leeham News 10:05Z

Bjorn’s Corner: Aircraft Structures Part 7. Fiberglass.

Owens-Corning perfected fiberglass production, which became widely used in aviation for engine cowlings, radomes, and gliders, though carbon fiber has increasingly replaced it. E-glass dominates aviation applications…

LH Leeham News 10:07Z

E2 Archives - Leeham News and Analysis

There's more to real news than a news release. There's more to real news than a news release. Login Account About Leeham News Team About This Blog Reader Comment Rules Aircraft Model Subscribe Books Contact Us Leeham…

LH Leeham News 10:06Z

E-Jet Archives - Leeham News and Analysis

Embraer, the world's third-largest airliner manufacturer with over 2,500 civil aircraft in service, maintains a strong financial and operational position while considering new airplane development. The company competes…

LH Leeham News 10:05Z

E-Jet Archives - Leeham News and Analysis

Embraer’s Efficiency Improvement Comes from Car-industry Practices. Subscription required By Bjorn Fehrm June 25, 2026, © Leeham News: Embraer is the world’s third largest airliner manufacturer with over 2500 civil…

LH Leeham News 10:04Z

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LH Leeham News 10:04Z

Embraer’s Efficiency Improvement Comes from Car-industry Practices.

Embraer, the world's third largest airliner manufacturer, has significantly improved production efficiency by adopting KAISEN, Toyota's continuous improvement philosophy. Since its 2019 favorable benchmark against…

LH Leeham News 10:09Z

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LH Leeham News 10:08Z

North Line Archives - Leeham News and Analysis

Boeing is preparing to activate its North Line for 737 production by mid-year, initially assembling 737-8s and 737-9s. The production line will operate under a rate-based Material Requirements Planning system producing…

LH Leeham News 10:07Z

Material Requirements Planning Archives - Leeham News and Analysis

There's more to real news than a news release. There's more to real news than a news release. Login Account About Leeham News Team About This Blog Reader Comment Rules Aircraft Model Subscribe Books Contact Us Leeham…

LH Leeham News 10:06Z

737 Archives - Leeham News and Analysis

The Leeham News archive contains articles documenting Boeing's 737 program recovery from 2023 through 2026, covering production schedules achieving 42 aircraft per month alongside delivery fluctuations amid…

LH Leeham News 10:06Z

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LH Leeham News 10:05Z

Reader Comments-Open Forum, Week of June 22

The Air Force's T-7 Red Hawk trainer jet, built by Boeing, has faced significant operational and production challenges including serious airworthiness risks in the first 82 aircraft delivered and an inability to fly in…

LH Leeham News 10:04Z

Material Requirements Planning on an aircraft assembly line

Subscription Required How a rate-based MRP system schedules a Boeing 737 line running 42 Aircraft a month, 2.02 aircraft per manufacturing day. By the Leeham News Team June 22, 2026, © Leeham News: Boeing will activate…

LH Leeham News 10:08Z

PW2040 Archives - Leeham News and Analysis

JetZero broke ground on June 15, 2026, on an eight-million-square-foot aircraft factory at Piedmont Triad International Airport in Greensboro, North Carolina. The archive documents industry debate over Blended Wing Body…

LH Leeham News 10:07Z

JetZero production plant Archives - Leeham News and Analysis

JetZero broke ground on June 15 on an eight-million-square-foot aircraft factory located at Piedmont Triad International Airport in Greensboro, North Carolina. The facility is twice the size of Boeing's Everett plant…

LH Leeham News 10:07Z

JetZero Z4 Archives - Leeham News and Analysis

JetZero broke ground on an eight-million-square-foot manufacturing facility in Greensboro, North Carolina on June 15, where it will produce its Z4 blended-wing-body airliner. The facility is twice the size of Boeing's…

LH Leeham News 10:06Z

AIN Archives - Leeham News and Analysis

JetZero breaks ground on factory 2X the size of Boeing Everett By Hanneke Weitering AIN Science & Technology Editor June 21, 2026, © AIN: JetZero broke ground on June 15 on its first aircraft factory, an…

LH Leeham News 10:05Z

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LH Leeham News 10:04Z

IATA: SAF Production Volumes Still Disappointing

The International Air Transport Association (IATA) reports that sustainable aviation fuel production will reach 2.4 million tonnes in 2026, representing only 0.8% of aviation fuel use and falling significantly short of…

LH Leeham News 10:04Z

JetZero breaks ground on factory 2X the size of Boeing Everett

JetZero broke ground on June 15, 2026 on an eight-million-square-foot manufacturing facility in Greensboro, North Carolina—twice the size of Boeing's Everett plant—to produce its Z4 blended-wing-body airliner expected…

LH Leeham News 10:05Z

Composites Archives - Leeham News and Analysis

Leeham News publishes the sixth part of a series on aircraft structures, focusing on composites and their role in shaping modern airliner design. The series examines material fatigue behavior and how these structural…

LH Leeham News 10:04Z

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LH Leeham News 10:03Z

Bjorn’s Corner: Aircraft Structures Part 6. Composites.

By Bjorn Fehrm June 19, 2026, ©. Leeham News: We do a series on aircraft structures and how they have shaped the way our airliners transport us around the world today. We looked at material fatigue behavior and how this…

LH Leeham News 10:08Z

737 North Line Archives - Leeham News and Analysis

Suppliers expressed skepticism about Boeing's 737 production rate targets amid the company's recovery from six years of quality control, safety issues, and production disruptions. Boeing established a fourth 737…

LH Leeham News 10:07Z

Boeing’s 737 North Line and the Everett factory: in transition now

Boeing is preparing to establish the North Line, a fourth 737 production line in Everett, Washington, exclusively for the 737-10 MAX pending FAA certification, with startup planned for 2026. The line would supplement…

LH Leeham News 10:07Z

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LH Leeham News 10:06Z

Some suppliers skeptical of Boeing ramp rate; Airframer gets unusual endorsement

Boeing announced ambitious production rate targets for the 737 MAX, aiming to reach 52 aircraft per month beginning next year through expansion of its new North Line at the Everett plant. While some suppliers expressed…

LH Leeham News 10:06Z

Natilus Archives - Leeham News and Analysis

Airbus and Boeing express skepticism about Blended Wing Body aircraft benefits, though JetZero and Natilus defended the design at an AIAA convention, arguing that legacy manufacturers avoid the radical technology to…

LH Leeham News 10:05Z

JetZero Archives - Leeham News and Analysis

Airbus, Boeing, and Leeham News analysis cast doubt on blended wing body (BWB) aircraft benefits, while JetZero and Natilus championed the design at an AIAA convention in San Diego. These BWB proponents asserted that…

LH Leeham News 10:05Z

Blended Wing Body Archives - Leeham News and Analysis

Airbus, Boeing, and industry analysis express skepticism about Blended Wing Body aircraft benefits, while startups JetZero and Natilus presented the concept's advantages at an AIAA convention in San Diego. According to…

LH Leeham News 10:04Z

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LH Leeham News 10:04Z

Reader Comments-Open Forum, Week of June 15

LNA's Comments Open Forum provides readers with the ability to comment on posts, with all submissions subject to review and moderation according to a new policy. The platform allows readers to comment on paywall…

LH Leeham News 10:03Z

Airbus, Boeing and LNA doubt BWB benefits; JetZero, Natilus explain them

Airbus, Boeing, and industry analysis have raised doubts about the benefits of Blended Wing Body aircraft designs, while JetZero and Natilus presented their counterarguments at an AIAA convention in San Diego. When…

LH Leeham News 10:05Z

TCAS Archives - Leeham News and Analysis

Leeham News and Analysis maintains an archive of articles examining aircraft traffic collision avoidance systems, navigation technologies, and aviation safety including coverage of TCAS systems, ADS-B capabilities,…

LH Leeham News 10:05Z

ACAS Archives - Leeham News and Analysis

Commercial aircraft manufacturing institutions respond to documented failures by adopting new technologies, creating a compounding pattern that Leeham News has been analyzing across the aerospace industry. This…

LH Leeham News 10:04Z

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LH Leeham News 10:03Z

Part 4: The Pattern That Compounds

The Federal Aviation Administration has repeated Boeing's pattern of addressing systemic safety failures with surface fixes that leave structural problems unresolved, resulting in subsequent fatal accidents. ACAS X…

LH Leeham News 10:07Z

Aircraft Structures Archives - Leeham News and Analysis

Leeham News presents a series examining aircraft structures and their role in shaping modern airliner transportation, with the current installment addressing safe-life versus fail-safe design approaches following a…

LH Leeham News 10:07Z

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LH Leeham News 10:06Z

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Airbus’ Next New Airplane Part 6: The SWOT for Airbus

The article introduces a SWOT analysis of Airbus' competitive position, finding that while Boeing has recovered from multiple crises including 737 MAX groundings, COVID-19 impacts, and production flaws, Airbus faces…

LH Leeham News 10:05Z

Bjorn’s Corner: Aircraft Structures Part . Safe Life or Fail Safe.

Material fatigue has been a critical factor in aircraft structural design since pressurized cabins were introduced after World War II, leading designers to select specific aluminum alloys based on their fatigue…

LH Leeham News 10:09Z

CFM LEAP Archives - Leeham News and Analysis

The CFM LEAP Archives from Leeham News contain articles from 2023 through 2026 examining aerospace engine development, manufacturer performance, and industry business models. Coverage includes analysis of CFM and GE…

LH Leeham News 10:08Z

Rolls-Royce Archives - Leeham News and Analysis

Pontifications: Automotive industry shifting to services, following aerospace By Scott Hamilton June 9, 2026, © Leeham News: The business model and economic realities I was reading about sounded awfully familiar. The…

LH Leeham News 10:07Z

Pontifications Archives - Leeham News and Analysis

Automakers are investing in used-car sales, maintenance, and repair operations as consumers extend vehicle lifespans due to purchase prices rising beyond the financial benefit of fuel savings. The average vehicle age…

LH Leeham News 10:06Z

International Aero Engines Archives - Leeham News and Analysis

Car owners are keeping vehicles longer due to skyrocketing purchase prices and insufficient fuel cost savings, with the average car age now 13 years. Automakers and dealers are consequently shifting their business focus…

LH Leeham News 10:06Z

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LH Leeham News 10:05Z

Pontifications: Automotive industry shifting to services, following aerospace

The automotive industry is shifting toward the aerospace business model of using vehicle sales as loss leaders while generating profits from long-term aftermarket services, parts, and maintenance. Car owners are keeping…

LH Leeham News 10:07Z

CFM RISE Archives - Leeham News and Analysis

The archive contains articles covering CFM engine technologies and aircraft development trends, with particular focus on the RISE (Revolutionary Innovation for Sustainable Aviation Engines) program announced in 2021.…

LH Leeham News 10:06Z

Airbus Archives - Leeham News and Analysis

Leeham News archives contain a series of articles analyzing Airbus' next generation aircraft development strategies alongside discussions of critical aerospace industry challenges including workforce shortages, FAA…

LH Leeham News 10:05Z

A321NEO Archives - Leeham News and Analysis

Leeham News archives contain multiple articles analyzing Airbus's A321neo and its variants (A321LR and A321XLR), examining their market share, performance, and role in commercial aviation. The collection includes…

LH Leeham News 10:04Z

Boeing gains FAA approval for next step in 777-9 certification

Boeing received Federal Aviation Administration approval to proceed with TIA Phase 4B certification testing for the 777X widebody aircraft, a significant milestone in the long-delayed aircraft's path to type…

LH Leeham News 10:04Z

Reader Comments-Open Forum, Week of June 8

LNA's Comments Open Forum provides readers the ability to comment on published posts, with all submissions held for review and moderation according to new policy guidelines. The forum extends to paywall articles where…

LH Leeham News 10:03Z

Airbus’ Next New Airplane Part 5. The Airbus New Generation Single Aisle.

Airbus is examining available technologies for a Next Generation Single Aisle (NGSA) aircraft, targeting mid-to-end of next decade entry into service, with emphasis on mature technologies that avoid repeating the…

LH Leeham News 10:06Z

SMART Archives - Leeham News and Analysis

An article by Vincent E. Bianco III examines how current discourse surrounding Artificial Intelligence in Air Traffic Control focuses on straightforward considerations while neglecting more complex architectural…

LH Leeham News 10:05Z

Airport Surface Detection Equipment Archives - Leeham News and Analysis

An article by ATC correspondent Vincent E. Bianco III examines how current discourse on Artificial Intelligence in Air Traffic Control prioritizes easier cases while neglecting harder applications of architectural…

LH Leeham News 10:04Z

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LH Leeham News 10:03Z

Part 3: The Architectural Discipline Not Being Applied to the Harder Cases

Vincent E. Bianco III argues that political attention to artificial intelligence in air traffic control is fixated on the SMART procurement decision while three architecturally consequential questions are being decided…

LH Leeham News 10:09Z

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LH Leeham News 10:08Z

Uncategorized Archives - Leeham News and Analysis

The Leeham News archives contain multiple technical articles by Bjorn Fehrm examining aircraft structures, fatigue problems in airframe design, blended wing body efficiency compared to conventional tube-and-wing…

LH Leeham News 10:07Z

Structural Failure Archives - Leeham News and Analysis

An article series on Leeham News examines aircraft structures and their role in shaping modern airliner design. The installment published June 5, 2026 focuses on airframe structure fatigue and the construction methods…

LH Leeham News 10:07Z

Aircraft Fatigue Archives - Leeham News and Analysis

Leeham News released the fourth installment of a series examining aircraft structures and their role in commercial aviation. The article focuses on airframe structure fatigue and explores the design and construction…

LH Leeham News 10:06Z

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LH Leeham News 10:05Z

Aviation journalist Geoff Thomas dies

Geoffrey Thomas, a veteran aviation journalist, died in Perth, Australia at age 74. He was known for his integrity and refusal to uncritically promote industry narratives, marking the loss of a respected and independent…

LH Leeham News 10:05Z

Bjorn’s Corner: Aircraft Structures Part 4. Airframe structure fatigue.

De Havilland Comet crashes in 1954 led to a major investigation that discovered fatigue cracks at cabin window cutouts, where stress concentrations were 50% higher than surrounding fuselage skin. The Royal Aircraft…

LH Leeham News 10:07Z

ZEROe Archives - Leeham News and Analysis

Airbus committed to developing hydrogen-powered aircraft by 2035 after receiving French government support during the COVID-19 pandemic, presenting three concept designs including a propeller aircraft, tube-and-wing…

LH Leeham News 10:07Z

Electric Aircraft Archives - Leeham News and Analysis

Airbus received government pandemic relief funding with a condition to develop hydrogen-powered aircraft, launching the ZEROe program in 2020 with three concept designs targeting 2035 entry into service. The company…

LH Leeham News 10:06Z

Eco-Aviation Archives - Leeham News and Analysis

During the COVID-19 pandemic, Airbus received French government support on the condition that it intensify research into hydrogen-powered aircraft, leading to the ZEROe program with a 2035 target date and three concept…

LH Leeham News 10:05Z

ATR Archives - Leeham News and Analysis

Airbus received French government aid during the COVID-19 pandemic with the condition that it commit to developing a hydrogen-powered airliner by 2035, presenting three concept aircraft designs. The company pulled back…

LH Leeham News 10:04Z

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LH Leeham News 10:04Z

Airbus’ Next New Airplane Part 4. How does the ZEROe fit in?

Airbus committed to developing hydrogen-powered aircraft with a 2035 target as a condition of receiving French government pandemic assistance, presenting three ZEROe concept aircraft designs in 2020. Facing internal…

LH Leeham News 10:06Z

MRO Archives - Leeham News and Analysis

GE is expanding its MRO operations and implementing supply chain improvements to reduce engine turnaround time for commercial aircraft. Engine reliability issues from multiple manufacturers have affected owners and…

LH Leeham News 10:05Z

Mohamed Ali Archives - Leeham News and Analysis

GE announced maintenance, repair and overhaul facility expansions along with supply chain improvements intended to reduce engine turnaround time. Engines from major commercial aviation manufacturers have caused…

LH Leeham News 10:05Z

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LH Leeham News 10:04Z

GE’s MRO expansion, supply chain improvements to reduce engine turnaround time

GE Aerospace announced expansion of its maintenance, repair, and overhaul capabilities to address durability shortfalls in commercial engines including the LEAP and GEnx models that have required earlier service visits…

LH Leeham News 10:04Z

Reader Comments-Open Forum, Week of June 1

LNA's Comments Open Forum enables readers to comment on posts while adhering to civility standards and reader comment rules, with all submissions held for moderation review. The forum allows commentary on paywall…

LH Leeham News 10:03Z

Airbus Next New Airplane Part 3. The Airbus Technobricks

Airbus is developing a new single-aisle aircraft designed to replace the A320/A321 series, with deliveries expected to begin in the latter part of the next decade. The article examines Airbus' research and development…

LH Leeham News 10:07Z

ATC Archives - Leeham News and Analysis

Leeham News archive contains articles spanning a decade of air traffic control topics, with recent 2026 coverage focusing on autonomous ATC systems and the SMART (Strategic Management of Airspace Routing Trajectories)…

LH Leeham News 10:06Z

ATM Archives - Leeham News and Analysis

Leeham News and Analysis archive contains articles examining aviation regulatory frameworks and navigation technology. Vincent E. Bianco III's May 31, 2026 piece discusses the Strategic Management of Airspace Routing…

LH Leeham News 10:05Z

Federal Aviation Administration Archives - Leeham News and Analysis

The FAA's Strategic Management of Airspace Routing Trajectories establishes a four-phase regulatory framework for automating air traffic management, ranging from data analysis supporting human decisions to full national…

LH Leeham News 10:04Z

The Regulatory Reality Behind the Autonomous ATC Gold Rush

Venture capital is flooding into autonomous air traffic control startups despite significant regulatory barriers that most startups and investors appear to underestimate. The FAA's 2024 AI Safety Assurance Roadmap…

LH Leeham News 10:04Z

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Part 2: SMART and the Four-Phase Framework

The FAA's Strategic Management of Airspace Routing Trajectories (SMART) program compresses the deployment of an advisory conflict-prediction system into a five-month timeline driven by political priorities rather than…

LH Leeham News 10:06Z

Douglas Aircraft Co Archives - Leeham News and Analysis

Leeham News published a series of technical articles on aircraft engineering and aviation history, including discussions of aluminum alloy development in aircraft structures, blended wing body design requirements, and…

LH Leeham News 10:06Z

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Bjorn’s Corner: Aircraft Structures Part 3. New Alloys with Issues

Aircraft structures evolved from copper-alloyed aluminum (Duralumin) used in the stressed-skin DC-3 to zinc-alloyed aluminum (7000 series) developed during World War II, which offered higher tensile strength but…

LH Leeham News 10:08Z

A330neo Archives - Leeham News and Analysis

Airbus Next New Airplane Part 2. The neo Success. Subscription required By Bjorn Fehrm and Scott Hamilton May 28, 2026, © Leeham News: This is the third article in a series that will use Airbus’ history and present…

LH Leeham News 10:07Z

A320NEO Archives - Leeham News and Analysis

Leeham News' A320NEO Archive comprises articles covering commercial aircraft development and industry competition from 2025 through May 2026. The collection includes analysis of Airbus' potential A220-500 stretched…

LH Leeham News 10:07Z

Cargo Archives - Leeham News and Analysis

Airbus has surpassed Boeing in the next-generation freighter market, commanding 60% market share with 101 A350F orders compared to Boeing's 68 777-8F orders. The shift reflects Boeing's struggles stemming from the 737…

LH Leeham News 10:06Z

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Ortberg: 737MAX at 47/mo, target is 63/mo in the future

Boeing is currently producing 737 MAX aircraft at 47 units per month with plans to reach 63 units per month eventually, CEO Kelly Ortberg announced at a strategic conference. The company will stabilize at the current…

LH Leeham News 10:04Z

Airbus Next New Airplane Part 2. The neo Success.

Airbus is planning a new single-aisle aircraft to replace the A320/A321 series, with deliveries expected in the latter part of the next decade. The article, part of a series examining Airbus' next aircraft development,…

LH Leeham News 10:09Z

Pratt & Whitney Archives - Leeham News and Analysis

GE Aerospace stated that CFM International LEAP engines being shipped now will match the durability of the venerable CFM-56, fulfilling a goal promised when the engine first went on sale in 2010. Both the LEAP and…

LH Leeham News 10:08Z

GE Aerospace Archives - Leeham News and Analysis

GE’s LEAP engines shipped today should match durability of the venerable CFM56, company says By Scott Hamilton May 27, 2026, © Leeham News: GE Aerospace says that CFM International LEAP engines being shipped now will…

LH Leeham News 10:07Z

CFM Archives - Leeham News and Analysis

GE Aerospace stated that CFM International LEAP engines currently being shipped will match the durability of the CFM-56, a goal announced when the engines entered service around 2010. Both LEAP and competing Pratt &…

LH Leeham News 10:07Z

GE advances on RISE’s dust ingestion, installation testing

GE Aerospace has initiated dust ingestion testing for its RISE Open Fan engine at an earlier stage than the company has ever undertaken such testing in the past. The accelerated timeline reflects durability lessons…

LH Leeham News 10:06Z

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GE’s LEAP engines shipped today should match durability of the venerable CFM56, company says

GE Aerospace claims that LEAP engines currently being delivered will achieve the durability standards of the CFM56 engine, after earlier production versions fell significantly short of guaranteed on-wing time due to…

LH Leeham News 10:06Z

A350 Archives - Leeham News and Analysis

Airbus is preparing to test CFM's RISE Open Fan engine on its A380 test aircraft beginning in 2029. Supply chain challenges from Spirit Aero affected A350 deliveries in 2025, though Airbus still delivered 793 jetliners…

LH Leeham News 10:05Z

A340 Archives - Leeham News and Analysis

Leeham News published analysis of Airbus's next new airplane featuring CFM's RISE Open Fan engine testing beginning in 2029 on an A380 test aircraft. The archive includes multiple in-depth articles examining commercial…

LH Leeham News 10:04Z

A330 Archives - Leeham News and Analysis

Airbus’ Next New Airplane Part 1. Subscription required By Bjorn Fehrm and Scott Hamilton Figure 1. Airbus will begin testing of CFM’s RISE Open Fan engine in 2029 on the company’s A380 test airplane. Credit: CFM. May…

LH Leeham News 10:03Z

A300 Archives - Leeham News and Analysis

Airbus will begin testing CFM's RISE Open Fan engine in 2029 on the company's A380 test airplane. The archive includes multiple analytical articles on aircraft markets ranging from twin-aisle production assessments to…

LH Leeham News 10:03Z

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LH Leeham News 10:02Z

Reader Comments-Open Forum, Week of May 25

LNA established a Comments Open Forum that allows readers to comment on any post under a new moderation policy. The forum extends to paywall articles when previews are available to all readers, with commenters required…

LH Leeham News 10:02Z

Airbus’ Next New Airplane Part 1.

Airbus will begin testing CFM's RISE Open Fan engine in 2029 on an A380 test airplane as part of developing its next aircraft program. The company plans to introduce a new single-aisle aircraft to replace the A320/A321…

LH Leeham News 10:07Z

Sean Duffy Archives - Leeham News and Analysis

Articles in this archive examine contemporary aviation regulation, including the FAA's years-old approval of an AI-augmented collision avoidance system already in use in cockpits. The collection addresses questions…

LH Leeham News 10:06Z

Air Traffic Management Archives - Leeham News and Analysis

Leeham News' Air Traffic Management articles cover FAA approval of AI-augmented collision avoidance systems, sustainable aviation initiatives including alternative fuels and electric aircraft, eVTOL traffic integration,…

LH Leeham News 10:05Z

ACAS X Archives - Leeham News and Analysis

The FAA approved an AI-augmented collision avoidance system years ago, establishing regulatory architecture that already addressed key questions about the technology. The current debate over SMART air traffic management…

LH Leeham News 10:05Z

Air Traffic Control Archives - Leeham News and Analysis

The Federal Aviation Administration approved an AI-augmented collision avoidance system that has been operational on commercial aircraft for years and removes decision-making authority from Air Traffic Control during…

LH Leeham News 10:04Z

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ACAS X Is Already in the Cockpit. The AI-and-ATC Debate Is Three Years Too Late. Part 1.

The Federal Aviation Administration approved ACAS X, an AI-augmented collision avoidance system using machine-learning decision logic, years before the current public debate over artificial intelligence in air traffic…

LH Leeham News 10:07Z

structures Archives - Leeham News and Analysis

Leeham News launched a series on aircraft structures and their historical influence on commercial aviation design. The first installment by Bjorn Fehrm examines how the evolution of structural materials and methods…

LH Leeham News 10:06Z

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Structural optimization Archives - Leeham News and Analysis

Leeham News presents a series of articles on aircraft structural optimization and design, including coverage of aircraft structural history and the role of materials in their evolution. The archive features multi-part…

LH Leeham News 10:05Z

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GE’s foam engine wash aims to restore efficiency, improve fuel burn and durability

GE Aerospace has developed a foam engine wash that replaces traditional water washing systems to clean aircraft engines and restore efficiency. The foam technology, injected through borescope ports into the compressor…

LH Leeham News 10:03Z

Bjorn’s Corner: Aircraft Structures Part 2. The History is governed by Materials.

By Bjorn Fehrm May 22, 2026, ©. Leeham News: We do a series on aircraft structures and how they have shaped the way our airliners transport us around the world today. We start with the history of aircraft structures, as…

LH Leeham News 10:12Z

Pratt & Whitney Archives - Leeham News and Analysis

The Pratt & Whitney Archives section of Leeham News contains coverage of major aerospace industry developments spanning 2025 and early 2026, including analysis of Airbus and Boeing's long-term aircraft development…

LH Leeham News 10:12Z

Next Generation Airplanes Archives - Leeham News and Analysis

Leeham News began examining Airbus's 27-year development timeline for a new generation aircraft, following completion of a multi-part series on Boeing's 30-year path to developing a new airplane.

LH Leeham News 10:10Z

Hydrogen Power Archives - Leeham News and Analysis

Leeham News published a multi-part series examining Airbus's 27-year journey toward developing a new aircraft, following a comparable series on Boeing's 30-year development path. Collins Aerospace has maintained…

LH Leeham News 10:09Z

GE Aerospace Archives - Leeham News and Analysis

Airbus’ 27 year march to a new airplane Subscription Required Open to All Readers By Scott Hamilton Background May 21, 2026, © Leeham News: We completed a multi-part series last month on Boeing’s 30-Year March to a New…

LH Leeham News 10:08Z

Airbus Archives - Leeham News and Analysis

Airbus’ 27 year march to a new airplane Subscription Required Open to All Readers By Scott Hamilton Background May 21, 2026, © Leeham News: We completed a multi-part series last month on Boeing’s 30-Year March to a New…

LH Leeham News 10:07Z

Boeing’s 30-year march to its next new airplane

Boeing's 787 program, announced in December 2003 with an original May 2008 entry-into-service target, experienced 3.5 years of delays and accumulated cost overruns exceeding $50 billion. The company's long-term debt has…

LH Leeham News 10:07Z

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LH Leeham News 10:06Z

Airbus’ 27 year march to a new airplane

Airbus faces a roughly 27-year interval between launching the A350 in 2004-2006 and introducing its next all-new airplane program, now anticipated for 2031 or later. The delayed timeline stems from postponed CFM RISE…

LH Leeham News 10:10Z

Boeing Archives - Leeham News and Analysis

Boeing is pursuing certification of the 777X jetliner in the coming months, with deliveries expected to commence next year. The company has remained silent on specifics regarding the timeline for completing change…

LH Leeham News 10:10Z

777X Archives - Leeham News and Analysis

Boeing's 777X aircraft program continues to face significant delays, with the company taking a $4.9 billion write-off in Q3 2025 while awaiting certification and having delivered no aircraft to date. More than 30 777-9…

LH Leeham News 10:09Z

777-9 Archives - Leeham News and Analysis

Boeing's 777-9 aircraft program accumulated over 30 aircraft in storage at Paine Field while awaiting certification, with production changes requiring years to complete. As of May 2026, the company expected to gain…

LH Leeham News 10:07Z

737 MAX Archives - Leeham News and Analysis

Boeing announced plans to activate its North Line for 737 production by mid-year and is pursuing 777X certification expected in coming months, with change incorporation expected to take years. The company reported 600…

LH Leeham News 10:06Z

Change incorporation on Boeing 777-9s will take “years”, CEO said

Subscription Required Open to All Readers By Scott Hamilton Background to a new series May 3, 2026, © Leeham News: Boeing has more than 30 777-9s built and stored at the Everett (WA) Paine Field, where the 777s are…

LH Leeham News 10:06Z

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Boeing's 777X wide-body aircraft is depicted with an advanced engine configuration, representing the company's latest generation twin-engine jet program. The image showcases the aircraft's power plant and design as part…

LH Leeham News 10:05Z

777X change incorporation will take years to complete; Boeing mum on details

Boeing faces a multi-year process to incorporate design changes into more than 30 stored 777-9s before deliveries can begin, according to CEO Kelly Ortberg's 1Q2026 earnings call statement. Flight and ground testing…

LH Leeham News 10:06Z

787 Archives - Leeham News and Analysis

Boeing faced significant challenges with its 787 program, particularly in dismantling systems responsible for change incorporation that contributed to configuration control failures and extensive rework. The aerospace…

LH Leeham News 10:05Z

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Reader Comments-Open Forum, Week of May 18

LNA's Comments Open Forum allows readers to comment on any post, with all submissions held for review and moderation according to the publication's policy. The forum operates on a weekly basis and extends to paywall…

LH Leeham News 10:03Z

The 787: When the System That Makes Change Incorporation Possible was Dismantled

The Boeing 787 program, launched in 2004, introduced a manufacturing model in which the company distributed design, manufacturing, and financial risks across a global supply chain of risk-sharing partners who would…

LH Leeham News 10:11Z

Aircraft Development Archives - Leeham News and Analysis

Leeham News publishes Bjorn's Corner, a multi-part series examining strategies to accelerate large airliner development timelines, spanning phases from preliminary design through post-certification sustainment and…

LH Leeham News 10:11Z

Aircraft design Archives - Leeham News and Analysis

Leeham News publishes Bjorn's Corner, a series examining the challenges of airliner development across design, certification, production, and operational phases. The featured article addresses structural design…

LH Leeham News 10:10Z

Future aircraft Archives - Leeham News and Analysis

The archive contains a series of articles analyzing advanced aircraft design concepts, including Blended Wing Body (BWB) airliners as a potentially more efficient alternative to traditional Tube-And-Wing configurations,…

LH Leeham News 10:09Z

Bjorn's Corner Archives - Leeham News and Analysis

Bjorn Fehrm launches a new series on airliner structures following the completion of a Blended Wing Body design analysis. The series will examine structural requirements, their historical evolution, and necessary…

LH Leeham News 10:09Z

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Bjorn’s Corner: Airliner Structures. Part 1

A new series on airliner structures begins by outlining the key requirements aircraft must satisfy, including structural strength through ultimate loads and flights exceeding 30,000 cycles, aerodynamic surface…

LH Leeham News 10:09Z

777 Archives - Leeham News and Analysis

Leeham News published multiple articles between 2023 and 2026 examining Boeing's manufacturing challenges, recovery trajectory, and safety concerns across its commercial aircraft programs. The coverage includes analysis…

LH Leeham News 10:08Z

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The 777: The Art Form at Its Peak

The Boeing 777 program, launched in October 1990 and certified in April 1995, represented the peak of the company's pre-production change incorporation discipline, enabled by full digital design technology. The…

LH Leeham News 10:12Z

Change Incorporation Archives - Leeham News and Analysis

Leeham News published a five-part series examining Boeing's path toward recovery through the lens of change incorporation and configuration control across multiple aircraft programs, including the 767, 747-400, and…

LH Leeham News 10:11Z

747-400 Archives - Leeham News and Analysis

Leeham News published analysis articles examining the Boeing 747-400's development and lessons learned through derivative programs as part of a broader assessment of Boeing's recovery path. The recent series traces…

LH Leeham News 10:10Z

Premium Archives - Leeham News and Analysis

The Boeing 747-400, which rolled out of Everett in January 1988 and received its type certificate in January 1989, incorporated a two-crew glass cockpit that reduced the flight deck's instruments from 971 to 365 through…

LH Leeham News 10:09Z

Boeing Archives - Leeham News and Analysis

The 747-400: Derivative Programs Apply the Lessons Subscription Required By the Leeham News Team Part 3 in a Series examining one of Boeing’s steps toward recovery. May 11, 2026, © Leeham News: The Boeing 747-400, which…

LH Leeham News 10:08Z

Scott Hamilton, Author at Leeham News and Analysis

Scott Hamilton's posts at Leeham News and Analysis cover major aviation industry topics including Boeing commercial aircraft programs (747-400, 767, 777-9), a significant Air Asia order for 150 Airbus A220s, and…

LH Leeham News 10:08Z

Change Incorporation, Configuration Control, and the High Cost of Getting It Wrong

Change Incorporation involves retrofitting already-built aircraft to match final certified design specifications when manufacturers complete production before regulatory approval concludes. Boeing completed Change…

LH Leeham News 10:07Z

Boeing’s Long Arc from Disciplined Rework to Distributed Chaos

Boeing's history of change incorporation problems—such as a 30-airplane cockpit rework on the 767 and supplier-driven configuration issues on the 787—demonstrates the financial consequences of failing to implement…

LH Leeham News 10:06Z

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Reader Comments-Open Forum, Week of May 11

LNA established a Comments Open Forum enabling readers to comment on individual posts, including paywall articles when preview access is available. All comments undergo moderation review according to the platform's…

LH Leeham News 10:04Z

The 747-400: Derivative Programs Apply the Lessons

The Boeing 747-400, which rolled out in 1988, incorporated substantial design improvements including new wings with winglets, a two-crew glass cockpit replacing the original three-crew configuration, and extended range.…

LH Leeham News 17:01Z

Aircraft Development Archives - Leeham News and Analysis

Bjorn Fehrm's series analyzes the Blended Wing Body (JetZero Z4) as a potentially more efficient passenger airliner design compared to traditional Tube-And-Wing configurations, examining aerodynamic drag…

LH Leeham News 16:59Z

Aircraft Certification Archives - Leeham News and Analysis

Bjorn’s Corner: Blended Wing Body Airliners. Part 9 By Bjorn Fehrm May 8, 2026, ©. Leeham News: We have made a series of articles on the Blended Wing Body (BWB) as a potentially more efficient design for…

LH Leeham News 16:58Z

Bjorn Fehrm, Author at Leeham News and Analysis

Bjorn Fehrm has authored multiple articles for Leeham News and Analysis, with a focus on blended wing body airliners explored across a multi-part series. His published contributions also cover the state and development…

LH Leeham News 16:57Z

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LH Leeham News 16:57Z

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Embraer Archives - Leeham News and Analysis

Embraer achieved record first-quarter results driven by defense products, with adjusted EBIT reaching $94 million and its backlog growing 20 percent. The Brazilian aerospace manufacturer enters 2026 in a strong…

LH Leeham News 16:55Z

Embraer Archives - Leeham News and Analysis

Embraer achieved record first quarter results driven by strong performance in its Defense & Security division, with total revenues reaching $1.4 billion and adjusted EBIT margin improving to 6.5%. Defense & Security…

LH Leeham News 16:54Z

Thomas Blackwood, Author at Leeham News and Analysis

Thomas Blackwood is an author at Leeham News and Analysis covering the aerospace industry. His articles focus on quarterly and annual financial performance of major aerospace OEMs including Embraer, MTU Aero Engines,…

LH Leeham News 16:53Z

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The state of alternative propulsion aircraft? Part 10. - Leeham News and Analysis

The article examines hydrogen-fueled propulsion systems for aircraft through two primary approaches: fuel cell systems that chemically convert hydrogen to electrical power for motors, eliminating heavy batteries, and…

LH Leeham News 16:51Z

Updated with CEO comments: Air Asia orders for 150 A220s, giving program a big boost; launches high density version - Leeham News and Analysis

AirAsia placed a record order for 150 A220-300 aircraft from Airbus, bringing total A220 orders to over 1,000 and supporting the manufacturer's plan to increase production to 14 per month. Airbus is developing a…

LH Leeham News 16:50Z

The 767: A cockpit crisis creates the template - Leeham News and Analysis

The Boeing 767 was originally designed for a three-person flight crew, but advances in avionics automation in the late 1970s enabled a two-person cockpit design without sacrificing safety. Boeing and airline customers…

LH Leeham News 16:49Z

Bjorn's Corner: Blended Wing Body Airliners. Part 9 - Leeham News and Analysis

By Bjorn Fehrm May 8, 2026, ©. Leeham News: We have made a series of articles on the Blended Wing Body (BWB) as a potentially more efficient design for passenger-carrying airliners than the classical Tube-And-Wing (TAW)…

LH Leeham News 16:48Z

Defense growth drives record first quarter for Embraer - Leeham News and Analysis

Embraer achieved record first quarter results in 2026 with revenues of $1.4 billion, a 31% increase from the prior year, driven by strong demand across its Defense & Security, Commercial Aviation, and Executive Jets…

LH Leeham News 16:47Z

Leeham News and Analysis

Recent aviation industry reporting covered Embraer's record Q1 results driven by defense growth, AirAsia's historic order for 150 Airbus A220 aircraft, and persistent aerospace workforce shortages threatening industry…

LH Leeham News 16:46Z

Contact Us - Leeham News and Analysis

Leeham News and Analysis provides multiple contact methods for readers seeking editorial submissions or customer service inquiries. Editorial questions are directed to Scott Hamilton or Bjorn Fehrm at designated email…

LH Leeham News 16:45Z

Books - Leeham News and Analysis

Scott Hamilton's sequel to Air Wars, The Rise and Fall of Boeing and the Way Back, is now available on Amazon following four years of research tracing the aircraft manufacturer's history from its 1916 founding through…

LH Leeham News 16:45Z

Subscriptions - Leeham News and Analysis

Leeham News and Analysis offers a $1,632 annual individual subscription alongside free content, with premium subscribers receiving access to proprietary aircraft economic analysis, industry trends, and exclusive…

LH Leeham News 16:44Z

Account - Leeham News and Analysis

The full article requires a Paid Subscription and LogIn. If you are are Paid Subscriber, please Log In with your User Name and ID. If you wish to become a Paid Subscriber, please go to our Sign-Up page.

LH Leeham News 16:43Z

Login - Leeham News and Analysis

Leeham News and Analysis operates a subscription-based login system for accessing its content. The publication's stated position is that substantive news reporting extends beyond the dissemination of news releases.

LH Leeham News 16:43Z

Discover APCM: Aircraft Economics Without OEM Spin - Leeham News and Analysis

Leeham Co.'s Aircraft Performance and Cost Model (APCM) is a proprietary tool developed over 16 years that normalizes original equipment manufacturer data and removes sales bias to provide objective economic analysis…

LH Leeham News 16:42Z

Reader Comment Rules - Leeham News and Analysis

Leeham News and Analysis maintains a comment policy that permits reader discussion while reserving the right to deny comments or suspend posting privileges for violations including obscenities, personal attacks on…

LH Leeham News 16:41Z

Team - Leeham News and Analysis

Leeham News and Analysis is led by Managing Editor Scott Hamilton, a veteran aviation journalist with over three decades of industry experience known for breaking international news and providing expert analysis. The…

LH Leeham News 16:40Z

About This Blog - Leeham News and Analysis

Leeham News and Analysis is an independent aviation news organization with over a decade of experience delivering verified reporting and analysis that reveals information OEMs prefer to keep hidden. The publication…

LH Leeham News 16:39Z

About Leeham News - Leeham News and Analysis

Leeham News and Analysis has operated for more than 20 years as an aerospace industry news outlet known for trend spotting, credible reporting, and in-depth analysis of major aircraft and engine manufacturers including…