Pontifications: Nope, not convinced about Boom’s new entrant engine plans

Dec. 19, 2022, © Leeham News: Nope. Not convinced. Boom’s CEO Blake Scholl last week announced that he’s put together a group of three companies to work with his firm to design an engine for his Overture supersonic… Read More

Pontifications: Takeaways from the Boeing Investors Day

Nov. 14, 2022, © Leeham News:  Here are some takeaways from last week’s Boeing Investors Day. New “Airplanes” When CEO David Calhoun said there won’t be any new airplane this decade, much of the industry went into shock…. Read More

How Boeing can pursue new airplane sooner than 2030 decade

Subscription Required By Scott Hamilton Nov. 7, 2022, © Leeham News: Boeing is methodically working through the full return of the 737 MAX to service, a process that will continue to early 2025 to clear the stored inventory…. Read More

Pontifications: Some customers face 3 month delays in current 737 MAX delivery stream

Sept. 5, 2022, © Leeham News: Boeing has been delivering 737s from its stored inventory and its new production line more slowly than desired. Some customers face a three-month delay, even as Boeing tries to return to normalcy… Read More

Boeing prepares to swap engines from MAX inventory to new production

Subscription Required By Scott Hamilton Aug. 15, 2022, © Leeham News: Boeing CEO David Calhoun says the company won’t build 737 gliders. That’s what airplanes are called as they exit final assembly without engines. The mitigation ironically comes… Read More

Bjorn’s Corner: Sustainable Air Transport. Part 16. Thrust generation

April 22, 2022, ©. Leeham News: Last week, we examined propulsion system alternatives and their principal advantages and disadvantages. Now we go deeper into these alternatives. All propulsion systems for aircraft use a propulsion device like a propeller… Read More

Pontifications: Rolls-Royce and the Next Boeing Airplane

April 18, 2022, © Leeham News: The aviation industry is waiting to see what Boeing will do when it comes to a new airplane. The Next Boeing Airplane (NBA), whatever form it takes, will largely be driven by… Read More

CFM’s Open Fan targets mid-2030s for entry into service

Subscription Required By Scott Hamilton CFM RISE Open Fan. Credit: CFM. Feb. 1, 2020, © Leeham News: GE Aviation appears confident the CFM open rotor engine—a concept that was flight tested back in the 1980s—is an engine whose… Read More

2022 Forecast: C919 EIS unlikely before 2023-24

Subscription Required By Scott Hamilton Introduction Jan. 17, 2022, © Leeham News: COMAC, the Chinese aerospace company developing the C919, suffered yet another setback last year. It hoped to deliver the first aircraft, designed to compete with the… Read More

Pontifications: Assessing the future of stand-alone GE Aviation

By Scott Hamilton Nov. 22, 2021, © Leeham News: GE Aviation’s (GEA) spin-off takes the corporate burden off its back and opens that way to move forward just as commercial aviation should be over the COVID-19 pandemic. The… Read More