Airframer
Track the aircraft, companies and sectors you follow — log in to start, or see how it works ›
The Airframer Bulletin › Archive

News archive: Pratt & Whitney Military Engines

Every Bulletin story and press release covering Pratt & Whitney Military Engines, newest first.

Whole archive

10 items

28 May Hermeus is already building Quarterhorse Mk 2.2, with Mk 2.3 soon to follow.

Hermeus pushes Quarterhorse Mk 2.1 beyond Mach 1

Quarterhorse Mk 2.1 reaches Mach 1.21 on its third flight as Hermeus accelerates development of future high-speed military aircraft.

14 May The company is preparing the XA103 for engine testing later in the decade.

XA103 engine programme heads towards hardware phase

The NGAP adaptive-cycle engine advances from digital development into procurement and assembly work ahead of planned future testing.

30 April Poland represents RTX’s largest investment and employee base outside the United States.

Pratt & Whitney opens Morocco site and expands in Poland

The dual investment targets higher output of turbine and compressor parts as demand grows across commercial and defence programmes.

1 April More than 1,400 engines have already been delivered to support global F-35 operations.

F-35 engine output climbs as P&W lands ongoing F135 deal

The programme supports more than 66,000 jobs across 47 U.S. states and territories across the company's manufacturing network.

16 October 2025

Belgium strengthens F-35 industrial role with P&W partnership

An agreement between Belgium, Pratt & Whitney, Safran Aero Boosters and BMT Aerospace will deepen industrial cooperation and secure long-term economic benefits from the F-35 programme.

28 August 2025 The F135 production programme supported more than 67,000 jobs in 2024.

Pratt & Whitney secures $2.8bn contract for F135 production

The Lot 18 production contract for F135 engines will fund additional spares, tooling and support while sustaining thousands of jobs across the United States.

19 June 2025 The RTX Hybrid-Electric Flight Demonstrator is developing a highly efficient Pratt & Whitney Canada thermal engine, combined with a Collins Aerospace 1 megawatt electric motor.

Hybrid-electric system charged to full power during ground tests

Pratt & Whitney Canada and AeroTEC have moved forward with their RTX demonstrator by testing propulsion and battery performance in Quebec.

9 January 2025 Testing the Pratt & Whitney F100 engine.

Hermeus launches HEAT testing facility for hypersonic engines

The facility aims to reduce testing costs and capacity constraints, while supporting the development of next-generation hypersonic aircraft.

19 December 2024 Quarterhorse Mk 1 on Edwards’ historic lakebed.

Quarterhorse Mk1 nears flight readiness at Edwards

The next iteration of Quarterhorse, Mk 2, is actively being built in Hermeus’ Atlanta factory. This aircraft features a much larger engine, the Pratt & Whitney F100, and will fly at supersonic speeds.

22 December 2022 The Pratt & Whitney F100 engine.

Hermeus builds F100 into hypersonic engine

Chimera II is a hypersonic turbine-based combined cycle engine - a hybrid between a turbine engine and a ramjet. This allows for both low-speed and high-speed operation.