Aviation Week & Space Technology

Novel hydrogen hybrid; NASA eyes cryogenic testing for aviation; Partners promote electric aviation; Clean-sheet firefighter.

New biomass and e-fuel projects are getting underway, but European SAF volumes still have a long way to go.

President Donald Trump’s State Department has announced that the U.S. export control system authorized a whopping $318 billion in foreign arms sales in 2024.

The method’s instruction is based on the observation of risks in operations, making pilots better aware of their performance.

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

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

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

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.

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

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

A roundup of upcoming conferences and exhibitions.

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.

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

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

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

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.

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.

“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.

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.