Leeham News and Analysis
There's more to real news than a news release.
Bjorn’s Corner: Faster aircraft development. Part 4. Feasibility studies.
August 22, 2025, ©. Leeham News: We do a series about ideas on how the long development times for large airliners can be shortened. New projects talk about cutting development time and reaching certification and production faster than… Read More
What’s the next new aircraft, Part 2
Subscription required By Bjorn Fehrm July 21, 2025, © Leeham News: Our series about “What’s the next new aircraft” was introduced last week, where we look at what potential new aircraft could be introduced over the following decades,… Read More
Bjorn’s Corner: New aircraft technologies. Part 50. Wrap up.
March 15, 2024, ©. Leeham News: We started the series a year ago about the New Aircraft Technologies that can be used when replacing our present single-aisle airliners. We have covered a lot, including the typical development phases,… Read More
Bjorn’s Corner: New aircraft technologies. Part 42. Improving the learning curve
December 15, 2023, ©. Leeham News: We are discussing the different phases of a new airliner program. After covering Conceptual, Preliminary, and Detailed design, the manufacturing of prototypes, and their roles in flight tests, we now look at… Read More
Bjorn’s Corner: New aircraft technologies. Part 40. The initial production crisis
December 01, 2023, ©. Leeham News: We are discussing the different phases of an airliner development program. After covering Conceptual, Preliminary, and Detailed design, the manufacturing of prototypes, and their roles in flight tests, we now look at… Read More
Bjorn’s Corner: New aircraft technologies. Part 38. Flight tests
November 17, 2023, ©. Leeham News: We are discussing the different design phases of an airliner development program. After covering Conceptual, Preliminary, and Detailed design and the manufacturing of prototypes and their roles, we now look deeper at… Read More
Bjorn’s Corner: New aircraft technologies. Part 38. Flight test aircraft
November 10, 2023, ©. Leeham News: We are discussing the different design phases of an airliner development program. After covering Conceptual, Preliminary, and Detailed design, we now discuss prototype manufacturing and testing. Today, we look at the different… Read More
Bjorn’s Corner: New aircraft technologies. Part 37. First flight test prototype
November 3, 2023, ©. Leeham News: We are discussing the different design phases of an airliner development program. After covering Conceptual, Preliminary, and Detailed design, we now discuss prototype manufacturing and testing, Figure 1. Today, we look at… Read More
Bjorn’s Corner: New aircraft technologies. Part 36. Prototype manufacturing and Testing
October 27, 2023, ©. Leeham News: We are discussing the different design phases of an airliner development program. After covering Conceptual, Preliminary, and Detailed design (Figure 1), we now discuss prototype manufacturing and testing, where we today go… Read More