Engines

News and developments about aircraft engines, including turbofan, turboprop, turboshaft and piston.

Unither Shifting Hydrogen Helicopters to Cryogenic Fuel

Converted Robinson R66 would fly manufactured organs to transplant centers

November 6, 2026

Unither Bioelectronics’ hydrogen-electric Robinson R44 Raven II demonstrator flies at Bromont Roland-Désourdy Airport in Quebec.

ZeroAvia Maps Path to Hydrogen Fuel Cell Production

CEO says series production in Scotland will start in late 2029

November 6, 2026

ZeroAvia’s Dornier 228 testbed parked on an airport ramp with a ground crew member standing beside it.

Vaeridion Gets Funding to Build Microliner Prototype

German start-up said flight tests with nine-seater could start in 2027

November 5, 2026

Vaeridion Microliner

VH-4T Hybrid-electric Powertrains Now Ready for First Flights

Florida company now raising more funds to expand production capacity

November 4, 2026

VerdeGo Aero VH-4T hybrid-electric powertrain

GE Aerospace Flies Boeing 747 To Test New Engine Tech

GE Aerospace has tested the GE9X, Leap 1A, Leap 1B, and more with the 747.

August 28, 2026

GE Aerospace Boeing 747 Test aircraft at Farnborough Airshow 2026

GE Aerospace and Beta Technologies Cross Atlantic in Hybrid-electric Saab 340B Commuter Aircraft

The first hybrid-electric flights above 30,000 feet, as well as the first across the North Atlantic, GE says.

August 28, 2026

Saab 340B hybrid-electric aircraft flying at Farnborough Airshow 2026

How Hydrogen Can Generate Electricity To Power Aircraft

A simple explanation of how hydrogen fuel cells work for aircraft.

Hydrogen fuel cell demonstrator at Aero Friedrichshafen 2026

Kawasaki’s Clean-sheet Aero Engine Design Draws on Motorcycle Engineering Expertise

Principles in motorcycle engine design make sense for aviation.

Kawasaki hydrogen engine and motorcycle on display

China’s Comac May Have Built Electric Aircraft Demonstrator

Social media posts of CE-25A show T-tail configuration with 10 ducted-fan motors

November 2, 2026

Comac CE-25A electric aircraft

Assessing Airbus' Engine Options for Next-Gen Narrowbody

Propulsion and airframe configuration options are complex

October 29, 2026

CFM International RISE Open Fan engine

FAA Funds JetZero Study of Top-mounted Engine Airflow

$5.3 million deal funds sensors for JetZero’s blended-wing-body demonstrator

October 28, 2026

A digital rendering of the JetZero Z4 demonstrator in flight

Rolls-Royce Adds Five Engine Maintenance Benefits

Changes cover time-limited parts, minor damage, paint, and shipping

October 21, 2026

Two Rolls-Royce staff in high-visibility vests look at a laptop beside a business jet and a Rolls-Royce AOG support car.

P&WC Unveils PT9 Engine with Type Certification in Hand

Clean-sheet engine design in 2,000-shp class

October 21, 2026

Pratt & Whitney Canada PT9

How P&W Expects to Boost GTF Advantage Engine’s Durability

First of the new geared turbofans are now in service with United Airlines

October 20, 2026

Pratt & Whitney GTF Advantage engine

Beyond Aero Signs Commitments for Hydrogen Business Airplane

French start-up says eight-seater will attract green private flyers

Sustainability and Environment

October 19, 2026

Beyond Aero BYA-1

Comac Grows C929 Supply Chain As Design Work Continues

China's 290-seat intercontinental airliner will not enter service until the mid-2030s

October 15, 2026

Comac C929 airliner model

Zuri Selects Rotax Piston Engine for Hybrid VTOL Freighter

EdgePerformance has modified the Rotax 912 ULS to act as a generator

October 13, 2026

Rotax 912 ULS piston engine

NBAA-BACE To Feature Emerging Tech Pavilion

Exhibitors include start-ups Beyond Aero, DTA Aircraft, and Regent Craft

Sustainability and Environment

October 12, 2026

Regent Craft Viceroy seaglider

Collins Expanding Des Moines Manufacturing Facility

Growth will add jobs and additional 3D printing and maintenance capacity

Maintenance and Modifications

October 12, 2026

Collins Aerospace groundbreaking at West Des Moines facility

FAA Backs Heart’s Hybrid Powertrain Development

CLEEN award will help Heart flight-test its turbogenerator on the ES-36

October 12, 2026

A digital rendering of Heart’s ES-36 airplane in flight

AAM Innovators Converge on Ohio for Industry Forum

The National Advanced Air Mobility Center of Excellence will host the fifth annual event

October 9, 2026

National Advanced Air Mobility Center of Excellence

Composite Makers Prepare for Next Aerospace Challenge

New narrowbody airliners could see even greater use of composite materials

Sustainability and Environment

October 8, 2026

Toray composite manufacturing

Inside Heart’s Hybrid-electric Airliner Redesign

CEO Anders Forslund explains why Heart returned to a series-hybrid design

October 7, 2026

ES-36 render

AIN 2026 Product Support Survey: Engines

AIN readers rate business aviation engine OEMs’ aftermarket support

October 1, 2026

Rolls-Royce BR700 series