New studies from Chalmers University of Technology show that almost all air travel within a 750-mile radius (1200 km) could be made with hydrogen-powered aircraft by 2045, and with a novel heat exchanger currently in development, this range could be even further. If everything falls into place, the commercialization of... Read more →


Southwest Airlines signs memorandum of understanding with Archer Aviation to develop operational concepts for air taxi network

Southwest Airlines and Archer Aviation signed a memorandum of understanding (MOU) to develop operational plans for electric air taxi networks utilizing Archer’s eVTOL aircraft at California airports where Southwest operates. Archer Aviation manufactures electric vertical takeoff and landing (eVTOL) aircraft. Southwest is California’s largest air carrier, operating at 14 airports... Read more →


Joby Aviation has successfully flown a first-of-its-kind hydrogen-electric air taxi demonstrator 523 miles, with water as the only by-product. The aircraft, which takes off and lands vertically, builds on Joby’s successful battery-electric air taxi development program, and demonstrates the potential for hydrogen to unlock emissions-free, regional journeys that don’t require... Read more →


Engine wear risk as planes swallow more dust waiting to land

Planes flying into one of the world’s busiest airports are ingesting around 10kg of dust per 1,000 flights—with most of this dust ingested while they are waiting to land, new research has revealed. Scientists used 17 years of ECMWF atmospheric data and data from the CALIPSO satellite to calculate the... Read more →


Nidec to invest $20M in Eve Air Mobility

Nidec will make a minority equity investment of US$20 million in Eve Air Mobility, a manufacturer of electric vertical take-off and landing (eVTOL) aircraft and launch partner for Nidec Aerospace’s propulsion system, through Nidec’s subsidiary, Nidec Motor Corporation (NMC). In June 2023, Nidec established Nidec Aerospace LLC, a joint venture... Read more →


American Airlines commits to conditional purchase of 100 ZeroAvia hydrogen-powered engines, increases investment

American Airline entered into a conditional purchase agreement with ZeroAvia for 100 hydrogen-electric engines intended to power regional jet aircraft with zero inflight emissions save for water vapor. (Earlier post.) In addition, American has increased its investment in ZeroAvia. American made its first investment in ZeroAvia in 2022 and has... Read more →


Stellantis invests additional $55M in Archer

Archer Aviation has received an additional $55 million investment from Stellantis under the companies’ strategic funding agreement following the achievement of its transition flight test milestone last month. This latest investment builds on Stellantis’ series of open market purchases of 8.3 million shares of Archer’s stock in March of this... Read more →


MAIRE S.p.A. announced that NEXTCHEM (Sustainable Technology Solutions BU), through its subsidiary MyRechemical, has signed a licensing contract with DG Fuels Louisiana, LCC in relation to its proprietary NX Circular gasification technology. The DG plant, expected to be operational in 2028, will produce 450 million liters per year of SAF... Read more →


Phillips 66 achieves full production rates of renewable fuel at Rodeo

Phillips 66 announced the full conversion of the Rodeo Renewable Energy Complex, expanding commercial-scale production and positioning the company as a leader in renewable fuels. The Rodeo facility in the San Francisco Bay Area increased rates to approximately 50,000 BPD (800 million gallons per year), reaching the company’s goal of... Read more →


Sedona Airport introduces Neste SAF with Avfuel partnership

The Arizona Sedona-Oak Creek Airport Authority (SOCAA)—in partnership with leading aviation fuel supplier, Avfuel Corporation, and the airport’s fixed base operator (FBO), Red Rock Aviation—now offers sustainable aviation fuel (SAF). The airport is Avfuel’s first location to offer SAF in the state of Arizona, positioning it as a leader in... Read more →


The world’s leading used cooking oil (UCO) producer, China, will soon run out of waste oil, as demand from Europe and the US outstrips supply, a new Transport & Environment (T&E) study shows. Stratas Advisors’ research, on behalf of T&E, looks at the collection capacity of the world’s leading UCO... Read more →


SAFFiRE Renewables LLC plans to break ground on its pilot plant to turn agriculture residue into a scalable biofuel business near Liberal, Kansas, in late 2024. In 2023, the company negotiated a license agreement for the National Renewable Energy Laboratory’s (NREL’s) deacetylation and mechanical refining (DMR) process, a technology seen... Read more →


Chevron Lummus Global LLC (CLG) announced its ISOTERRA technology has been selected for a sustainable aviation fuel (SAF) project in China. CLG will provide the technology license, engineering services, and supply proprietary equipment and catalysts for this facility. We are honored to be entrusted with advancing China's sustainability goals through... Read more →


Archer completes Midnight eVTOL’s transition flight

Archer Aviation announced that on 8 June its Midnight aircraft successfully completed transition flying at a speed of 100+ mph. Archer has now achieved transition with two different full-scale eVTOL aircraft. Transition is well known in the industry as a very difficult milestone few companies have reached. At ~6,500 lbs,... Read more →


Wright Electric reports that it had completed development of the rotor for its second-generation motor, WM2500, as part of the ARPA-E ASCEND program. WM2500 aims to be the world's most powerful (2.5 megawatts) and power-dense (16 kW/kg) electric aircraft engine. High power enables WM2500 to deliver sufficient takeoff thrust for... Read more →


OMV Petrom invests ~€750M at Petrobrazi to become the first major producer of SAF and RD in Southeast Europe

OMV Petrom, the largest integrated energy producer in Southeast Europe, will invest approximately €750 million at Petrobrazi to transform the refinery into the first major producer of sustainable fuels in the region. The company has made the final investment decision to build a SAF/HVO facility along with two facilities for... Read more →


Zero, Airbus sign MoU to advance development of synthetic SAF

Zero, a company developing and manufacturing whole-blend synthetic, non-biological fuels—gasoline, diesel and jet fuel—using just carbon dioxide from the air and hydrogen from water—has signed a Memorandum of Understanding (MoU) with Airbus to advance the development of synthetic Sustainable Aviation Fuel (eSAF) and enable commercial-scale adoption of the technology by... Read more →


The C919 aircraft completed maiden test flight with sustainable aviation fuel (SAF) produced by Sinopec earlier this month. China’s homegrown large passenger aircraft, the C919 made a soft landing on the runway of Dongying Airport in Shandong Province, marking the first time for the domestic commercial aircraft to be fueled... Read more →


Results from the world’s first in-flight study of the impact of using 100% sustainable aviation fuel (SAF) in both engines of a commercial aircraft show a reduction in soot particles and formation of contrail ice crystals compared to using conventional Jet A-1 fuel. The ECLIF3 study (earlier post), in which... Read more →


Fokker Next Gen is designing a clean sheet aircraft to contribute towards the net zero carbon emission vision of the future of flight. The design is a single aisle narrow body commercial aircraft seating 120 to 150 passengers, and has a flight range of 2,590 km (1,400 nm). The aircraft... Read more →


Archer Aviation and KakaoMobility, Korea’s leading mobility as a service (MaaS) platform service company, signed an agreement to partner for joint participation in the K-UAM Grand Challenge. The agreement and covers the planned purchase by KakaoMobility of up to 50 of Archer’s Midnight eVTOL aircraft worth up to an approximate... Read more →


Metafuels, European Energy plan eSAF facility in Denmark; methanol to SAF

Metafuels AG (earlier post), a Swiss aviation tech company, has signed an agreement with European Energy to set up a synthetic sustainable aviation fuel (eSAF) facility near Padborg in southern Denmark. The new facility is set to be constructed adjacent to a future Power-to-X facility from European Energy. The facility... Read more →


NASA has created a new digital modeling tool for aeronautical engineers to innovate new aircraft designs, building on decades of experience using highly advanced computer code for aviation. Using this tool, researchers can create simulations of conceptual aircraft featuring never-flown technology and receive detailed data about how it would work.... Read more →


Airbus Helicopters’ Racer demonstrator recently made its first flight. Launched as part of the European Clean Sky 2 program, the objectives were a 20% reduction in fuel consumption and CO2 emissions compared with a conventional aircraft of the same weight, and an equally significant reduction in the noise footprint. Simulations,... Read more →


Signature Aviation, which operates the world’s largest network of business aviation terminals, is now providing only blended Neste MY Sustainable Aviation Fuel (SAF) to all aircraft refueling at its terminal at Los Angeles International Airport (LAX). Since April 1, Signature’s LAX terminal has become the second business aviation terminal worldwide,... Read more →


H3 Dynamics has been contracted by Airbus UpNext for the supply of a customized airworthy 500 kW (0.5MW) hydrogen fuel cell as part of a demonstrator to replace the Auxiliary Power Unit (APU) on an Airbus aircraft. On conventional airliners, the APU is a supplementary engine that operates on standard... Read more →


SMA Mineral partners with Infinium to advance eFuels project in Norway

Infinium has reached an agreement with SMA Mineral (SMA) that will advance the development of Infinium’s eFuels project at the Mo Industripark in Mo i Rana, Norway. (Earlier post.) The Infinium facility will utilize the carbon dioxide that SMA will produce at its Zero Emission Quick Lime (ZEQL) manufacturing facility... Read more →


Researchers from the Joint BioEnergy Institute have used advanced computing tools to engineer the bacteria Pseudomonas putida (P. putida) for isoprenol production as a precursor for sustainable aviation fuel. An open-access paper on their work is published in the journal Metabolic Engineering. Isoprenol is a chemical involved in the production... Read more →


Archer Aviation, a developer of electric vertical takeoff and landing (eVTOL) aircraft, completed the build out of its high-volume battery pack manufacturing line. This facility is housed at Archer’s Integrated Test Lab and Manufacturing Facilities in San Jose, CA and will have the throughput necessary to support the planned high... Read more →


Wright Electric, which last week announced a megawatt-class test cell for electric aircraft engines (earlier post), has begun assembling the 2.5 MW WM2500, which it will begin testing this summet. WM2500 is intended to be the world’s most powerful and power-dense megawatt-class electric aircraft engine. Built with the support of... Read more →


Germany’s BALIS 2.0 Project to develop and test 350 kW fuel cell system for commercial aircraft

The German Federal Ministry for Digital and Transport (BMDV) announced the launch of the BALIS 2.0 Project. Led by H2FLY and supported by the German Aerospace Center (DLR) and Diehl Aerospace, the project aims to develop and to test a high-performance fuel cell system with an output of 350 kW... Read more →


Topsoe secures first sustainable aviation fuel project in China

Topsoe has signed an agreement with Guangxi Hongkun Biomass to provide Topsoe’s HydroFlex technology to produce SAF at Guangxi Hongkun Biomass’ plant in the Qinzhou Port Area Free Trade Pilot Zone of Guangxi, China. This agreement marks Topsoe’s first SAF project in China. The project expects to process 300,000 tons... Read more →


IRS releases guidance on SAF Credit; modified version of GREET

The US Department of the Treasury and Internal Revenue Service (IRS) released guidance on the Sustainable Aviation Fuel (SAF) Credit established by the Inflation Reduction Act (IRA). The Treasury Department worked closely with the Environmental Protection Agency (EPA), Department of Transportation (DOT), Department of Agriculture (USDA), and Department of Energy... Read more →


Wright Electric, a developer of electric propulsion for large commercial aircraft, has launched its Wright Electric Aircraft Engine Test Cell (WEAETC). The WEAETC is designed to characterize the performance of megawatt-class electric aircraft propulsion systems. Founded in 2016, Wright’s goal is to decarbonize the aerospace industry. Wright works with leading... Read more →


ZeroAvia will be offering some of its key components designed for its hydrogen-electric engines to other clean aviation innovators. The move allows ZeroAvia to build upon the multi-billion dollar per annum market for its hydrogen-electric powertrain family, maximizing the company’s investment in R&D and its strategy of vertical integration. With... Read more →


Archer Aviation Inc., a leader in the development of electric vertical takeoff and landing (eVTOL) aircraft, announced the signing of a framework agreement in Abu Dhabi at the DRIFTx mobility event, held at the Yas Marina Circuit showcasing the latest in advanced urban mobility, driving discussions, collaboration, and innovation across... Read more →


Japan-based IHI announced that Japan’s New Energy and Industrial Technology Development Organization (NEDO) has chosen the company’s initiative for electric power control and thermal and air management system technology development for the Next-Generation Aircraft Development Project under NEDO’s Green Innovation Fund program. Prototype of megawatt-class engine-embedded electric machine for use... Read more →


Ryanair is Europe’s top CO2-emitting airline for the third year in a row, according to a new study on 2023 aviation emissions by green group Transport & Environment (T&E). Lufthansa and British Airways are the second and third biggest emitters, but are still below their pre-Covid levels of flying. Budget... Read more →


Boeing has agreed to purchase 7.5 million gallons (over 22,700 tons) of blended Neste MY Sustainable Aviation Fuel in 2024 to support its US Commercial Airplanes business operations in reducing its greenhouse gas (GHG) emissions. The volume of Neste’s sustainable aviation fuel (SAF) is part of Boeing’s total purchase of... Read more →


Topsoe to supply HydroFlex technology for Cepsa and Bio-Oils’ new plant in Spain; 500,000 tons of SAF and renewable diesel annually

Topsoe signed an agreement with Cepsa, a leading international company committed to sustainable mobility. According to the agreement, Topsoe will provide its HydroFlex technology for the production of SAF and renewable diesel at Cepsa’s and Bio-Oils’ new second-generation biofuels plant in Palos de la Frontera, Spain. The plant, which began... Read more →


Strategic Biofuels, a leading sustainable aviation fuels (SAF) project developer, announced a strategic investment commitment from Magnolia Sustainable Energy Partners (M-SEP), a newly formed Japanese-based investment consortium created by Sumitomo Corporation of Americas (SCOA) and JX Nippon Oil & Gas Exploration Corporation (JX). The investment from M-SEP will be used... Read more →


Several air taxi companies are using a NASA-developed computer software tool to predict aircraft noise and aerodynamic performance. This tool allows manufacturers working in fields related to NASA’s Advanced Air Mobility mission to see early in the aircraft development process how design elements like propellors or wings would perform. This... Read more →


Phase Four, a provider of next generation electric propulsion (EP) solutions for satellites, was awarded a $14.9-million contract by the Defense Advanced Research Projects Agency (DARPA) to deliver an air-breathing EP system to enable extended satellite operations in Very Low Earth Orbit (VLEO), at altitudes as low as 90-450 km.... Read more →


AutoFlight has delivered its first Prosperity aircraft to a customer in Japan, marking the inaugural delivery of a civilian ton-class eVTOL aircraft. The five-seater Prosperity aircraft was handed over to the customer, a pioneering Advanced Air Mobility (AAM) operator in Japan. The operator is currently developing plans for demonstration eVTOL... Read more →


Southwest Airlines acquires SAFFiRE Renewables

Southwest Airlines has a{acquired} SAFFiRE Renewables as part of the investment portfolio of its wholly owned subsidiary Southwest Airlines Renewable Ventures, LLC (SARV). SARV is dedicated to creating more opportunities for Southwest to obtain scalable sustainable aviation fuel (SAF). SAFFiRE is part of a project supported by the Department of... Read more →


Sinopec and TotalEnergies partner to produce sustainable jet fuel at a SINOPEC refinery

China Petroleum & Chemical Corporation (Sinopec) and TotalEnergies signed a heads of agreement (HoA) jointly to develop a Sustainable Aviation Fuel (SAF) production unit at a SINOPEC refinery in China. The partnership aims to achieve an annual production capacity of 230,000 tons, with the new production line co-operated by both... Read more →


Southwest Research Institute (SwRI) will build, integrate and test a small demonstration spacecraft as part of a $25.5-million Space Mobility and Logistics (SML) prototyping project funded by the US Space Force and led by prime contractor Astroscale US. The spacecraft, called the Astroscale Prototype Servicer for Refueling (APS-R), will refuel... Read more →


Archer successfully completes multiple battery pack drop tests

Archer Aviation, a leading developer of electric vertical takeoff and landing (eVTOL) aircraft, announced the successful completion of rigorous battery pack drop testing conducted at a National Institute for Aviation Research lab. This marks a significant milestone in the development of the company’s proprietary electric propulsion system for its Midnight... Read more →


Northrop Grumman selected by DARPA to develop concept for lunar railroad

Northrop Grumman Corporation has been selected by DARPA to develop further the concept of building a moon-based railroad network as part of the broader 10-year Lunar Architecture (LunA-10) Capability Study. The envisioned lunar railroad network could transport humans, supplies and resources for commercial ventures across the lunar surface, contributing to... Read more →


Stellantis increases its strategic shareholding in eVTOL company Archer Aviation

Stellantis N.V. and Archer Aviation Inc. announced that Stellantis recently completed a series of open market purchases of ~8.3 million shares of Archer’s stock signaling Stellantis’ continued confidence in Archer’s plans to bring electric vertical take-off and landing (eVTOL) aircraft to market beginning in 2025. (Earlier post.) Stellantis’ increased investment... Read more →