Aviation Week & Space Technology

With fighter recapitalization decisions made, Saudi Arabia, Iraq and others turn their attention to helicopter capacity.

The HySIITE engine concept shows promise for a practical zero-emission hydrogen-steam combined-cycle propulsion system.

New readiness levels aim to demystify and delineate progress through the labyrinth of aviation certification.

Readers write about aircraft n-numbers, an airframer triopoly, liquid-hydrogen propulsion tests, firefighting efforts and NASA’s Mars Sample Return.

Recent appointments, promotions and honors in the aviation and aerospace industry.

With a plan for transformation, Southwest is looking to broaden the reach of its Boeing 737 fleet through airline partnerships.

A roundup of upcoming conferences and exhibitions.

Our roundup of the main aerospace and defense stories making the news this week.

California firefighting agencies dispatched scores of aircraft to battle wildfires in the Greater Los Angeles area.

ESA scientists say liquid water may not yet have been discovered on another planet because observation has not focused long enough on a given star.

“It’s time to be able to move through space at will and to be able to defend ourselves when we are attacked,” ULA CEO Tory Bruno says.

After months of talks, Azul and GOL take steps to merge, the result of which could account for a large chunk of Brazil’s market share.

The world is headed for a period of launcher abundance as the New Glenn expands rocket choice in the heavy-lift segment.

The aerospace industry must ensure security of its “crown jewels” through collaboration, investment in education and a comprehensive cybersecurity game plan.

“We are at an inflection point,” says Kelli Kedis Ogborn, vice president of Space Commerce and Entrepreneurship at the Space Foundation.

The company created fireworks with its latest Starship flight test—just not the celebratory kind, as rocket debris caused commercial flight diversions.

The sector seems more real than ever as eVTOL-makers ramp up production of full-scale aircraft.

How did Airbus and Boeing finish last year in orders and deliveries? Can Boeing bounce back in 2025? And what are airlines saying they want from a new airliner? Our team dives in.

A group of Airbus A350 operators plans to demonstrate the operational practicality of pairing flights to take advantage of wake energy.

The country’s major carriers have hundreds of aircraft on order or pending, and big airport projects are underway.

More than two decades after Boeing launched development of its last clean sheet aircraft, a new survey of airlines, lessors, manufacturers, component suppliers and MRO providers reveals a high degree of interest in a next-generation narrowbody that Embraer has been studying for some time.

Hydrogen-fuel turboprop; cargo uncrewed air vehicle flies on liquid hydrogen; riblet paint on Boeing 787; BAE battery for Airbus hybridization.

The UK eVTOL startup showcases progress with aircraft and battery development as it prepares to close a vital new funding round.

A sound operating system is crucial when managing highly volatile environments, enabling connectivity and performance from enterprise strategy to shop floor.

DARPA and NASA’s nuclear thermal propulsion project will miss its scheduled 2027 testing time frame, as its development has proven trickier than anticipated.