Here’s how much bigger aircraft engines are today compared to the advent of the jet age

The De Havilland Comet was the world's first jet-powered airliner, but the Jet Age really began with the debut of the Boeing ...
Aviation Week Network

China Tests First 3D-Printed Turbojet Engine

SINGAPORE—China conducted the first flight of a domestically developed 3D-printed turbojet engine in November 2025, marking a ...
GovCon Wire

Air Force Taps Aero Turbine for J85 Aircraft Components Management Under $228M Contract Modification

The U.S. Air Force has awarded California-based maintenance, repair and overhaul company Aero Turbine a contract modification valued at $228.5 million for the continued management of its J85 small ...
insider.si.edu

Aircraft propulsion and gas turbine engines / Ahmed F. El-Sayed

History and classifications of aero-engine -- Performance parameters of jet engines -- Pulsejet and ramjet engines -- Turbojet engine -- Turbofan engines -- Shaft engines -- High speed supersonic and ...
Aviation Week Network

Startup’s Supersonic Electric Jet Engine Heads To Altitude Testing

U.S. startup Astro Mechanica plans to take its hybrid-electric supersonic engine into high-altitude and high-speed ground testing this year as it moves toward flying the unique powerplant in 2027 in a ...