Technology & Innovation
Merlin Achieves SOI 2 Milestone with New Zealand Aviation Authority
Merlin progresses in certifying its AI autonomous flight system by reaching SOI 2 with New Zealand’s aviation authority, advancing global approval.

Merlin’s Autonomous Flight Tech Clears Major Hurdle on Path to Certification
In the world of aviation, safety and reliability are paramount. The process of introducing new technology, especially something as groundbreaking as artificial intelligence-powered autonomous flight, is rightly subjected to intense scrutiny. This is the world Boston-based Merlin operates in, developing autonomous flight technology for both commercial and military aircraft. The company’s flagship product, the Merlin Pilot, is an AI-driven system designed to handle an aircraft from takeoff to touchdown. This isn’t just a far-off concept; it’s a technology actively moving through the rigorous certification process required to make it a reality in our skies.
Recently, Merlin announced a significant step forward in this journey. The company has achieved Stage of Involvement (SOI) 2 with the Civil Aviation Authority of New Zealand (CAA NZ). This milestone is part of a meticulous, multi-stage audit process known as DO-178, which is the global standard for certifying airborne software. Reaching SOI 2 signifies that the regulators are deeply engaged in reviewing the software’s development, providing a critical vote of confidence in Merlin’s approach. This isn’t just a procedural checkbox; it’s a clear signal that the path to certifying AI in aviation is becoming more defined.
The significance of this achievement extends beyond Merlin itself. As the aviation industry grapples with pilot shortages and looks for ways to enhance safety and efficiency, autonomous systems are seen as a key part of the future. Merlin’s progress with regulators in New Zealand, which is being conducted in parallel with the U.S. Federal Aviation Administration (FAA), could help establish a clear and trusted framework for certifying these advanced systems globally. It’s a methodical, step-by-step process designed to build trust and ensure that the future of flight is as safe as its past.
The Nitty-Gritty of Certification: What is SOI 2?
The certification of flight-critical software is a marathon, not a sprint. The DO-178 standard is broken down into several Stages of Involvement, or SOIs, to allow regulators to oversee the development process from start to finish. Merlin’s journey began with achieving SOI 1 in May 2023, which involved the CAA NZ’s acceptance of the company’s detailed planning documents. This initial stage is all about laying the groundwork, defining how the software will be designed, built, and tested to meet the highest safety standards.
Achieving SOI 2 is a much more substantial milestone. At this stage, approximately half of the software data for the Flight Control Computer (FCC) has been formally reviewed by the regulatory body. This means the CAA NZ has moved beyond reviewing plans and is now examining the actual execution of those plans. They are looking at the code, the tests, and the documentation to ensure everything aligns with the agreed-upon safety-critical standards. It’s a demonstration of transparency and proves that Merlin is adhering to the disciplined engineering practices required for such a critical system.
This concurrent validation with the FAA is also a crucial part of the strategy. Under the Bilateral Aviation Safety Agreement between the U.S. and New Zealand, the progress made with the CAA NZ directly informs the FAA’s own certification process. This dual-track approach is efficient and suggests a clear pathway to market in two key aviation jurisdictions. The aircraft at the center of this certification program is Merlin’s Cessna Grand Caravan 208B, a versatile and widely used aircraft, making the potential impact of this Supplemental Type Certificate (STC) significant.
“SOI 2 reflects the disciplined engineering and certification practices our team has put in place. Each stage of this process deepens regulator confidence, reduces program risk, and advances the Merlin Pilot toward certification and real-world operations.”
— Tim Burns, Chief Technology Officer at Merlin
Building Momentum: Military Contracts and Public Offerings
While the civil certification process is a major focus, Merlin has also been making significant inroads in the defense sector. The company has secured over $100 million in contracts from military customers, a testament to the robustness and potential of its autonomous flight technology. These partnerships, including one with industry giant Northrop Grumman, allow Merlin to develop and refine its systems in demanding, real-world environments. This dual-use strategy is smart, as advancements in the defense sector often pave the way for innovations in civil aviation.
Further signaling its growth trajectory, Merlin recently announced its intention to go public. The company plans to merge with Inflection Point Acquisition Corp. IV, a special purpose acquisition company (SPAC). This move is designed to provide the capital necessary to scale its operations, continue its research and development, and push the Merlin Pilot through the final stages of certification and into commercial service. Going public is a significant step for any company, and for Merlin, it reflects a strong belief in its technology and its market potential.
The company is also expanding its physical footprint and operational capabilities. Merlin has established Hanscom Field in Massachusetts as its new flight test center, with operations slated to begin in early 2027. This facility will be crucial for the flight test campaign of its certification-ready Cessna Caravan. Additionally, a Cooperative Research and Development Agreement (CRADA) with the United States Air Force (USAF) aims to advance autonomous capabilities to improve mission resilience in contested environments. These developments paint a picture of a company that is not just focused on a single milestone but is building a comprehensive ecosystem to support its long-term vision.
The Broader Skies: Implications for the Future of Aviation
Merlin’s steady progress is more than just a corporate success story; it’s a bellwether for the entire aviation industry. The successful collaboration between a technology developer and a civil aviation authority on a system as complex as an AI-powered pilot sets a valuable precedent. It demonstrates that a pathway exists for the safe integration of autonomy into the national airspace. As regulators become more familiar and comfortable with these systems through processes like the SOI audits, the door opens for wider adoption.
The potential benefits of this technology are vast. For the cargo and logistics industry, autonomous flight could lead to more efficient and cost-effective operations. In passenger transport, it could enhance safety by reducing human error and assisting pilots in complex situations. Furthermore, as the industry faces a global pilot shortage, autonomous systems could help bridge the gap, ensuring that air travel remains a reliable and accessible mode of transportation. The journey is long, and there are still hurdles to overcome, but milestones like Merlin’s SOI 2 achievement are critical steps in the right direction, moving autonomous flight from the realm of science fiction to a tangible reality.
FAQ
Question: What is the Merlin Pilot?
Answer: The Merlin Pilot is an AI-powered software system developed by Merlin that enables takeoff-to-touchdown autonomy for aircraft.
Question: What does Stage of Involvement (SOI) 2 mean?
Answer: SOI 2 is a key milestone in the DO-178 certification process for airborne software. It means that approximately 50% of the software data has been formally reviewed by the aviation authority, in this case, the Civil Aviation Authority of New Zealand (CAA NZ).
Question: Which aircraft is Merlin using for certification?
Answer: Merlin is conducting its certification program on a Cessna Grand Caravan 208B.
Question: Is Merlin working with the FAA?
Answer: Yes, the certification pathway with the CAA NZ is being run concurrently for validation with the U.S. Federal Aviation Administration (FAA) under a bilateral agreement.
Sources
Photo Credit: Merlin
Technology & Innovation
Airbus Unveils Wildfire Sentinel to Enhance Global Firefighting Response
Airbus launched Wildfire Sentinel, a digital ecosystem using AI and broadband connectivity to improve wildfire response times, tested in Nîmes, France.

This article is based on an official press release from Airbus.
On May 29, 2026, Airbus officially unveiled the Wildfire Sentinel, a holistic, data-driven digital ecosystem designed to modernize and accelerate global wildfire management. By seamlessly interconnecting drones, helicopters, fixed-wing aircraft, and ground crews in real time, the system aims to drastically reduce the critical time between detecting a spark and delivering the first drop of water.
According to the official press release, the solution addresses the growing global challenge of extreme wildfire seasons. Historically, firefighting operations have relied heavily on fragmented radio calls and traditional mobile phone networks, which frequently fail or become overloaded in remote or disaster-stricken environments.
To bridge this communication gap, Airbus developed the Wildfire Sentinel to replace isolated analog communications with a unified, AI-driven digital network. The framework ensures continuous, secure broadband connectivity and real-time tactical situational awareness for all deployed assets on the front line.
The Digital Brain Behind Wildfire Sentinel
The Wildfire Sentinel is not a single vehicle or aircraft, but rather an integrated digital bridge combining Airbus’ technology bricks across aircraft, communications, and flight operations with partner solutions.
Core Technologies and AI Integration
At the core of the system’s data exchange is the Airbus Agnet collaboration platform. The press release notes that Agnet provides secure and reliable broadband connectivity, even in environments where traditional mobile services are compromised or unavailable.
This network connects uncrewed aerial systems (UAS), helicopters, airplanes, and ground personnel into a single operational picture. It allows for the seamless sharing of geolocation data, live observation feeds, and an integrated database accessible to all stakeholders.
Furthermore, the framework utilizes an artificial intelligence-driven digital brain to process incoming data. This AI integration pushes optimized flight paths and exact drop coordinates directly to aircraft cockpit displays, removing the guesswork from aerial firefighting.
Proving the Concept: The Nîmes Trial
To prove the system’s efficacy in a real-world scenario, Airbus conducted a unique, full-scale trial in March 2026 at the Garrigues military camp in Nîmes, southern France.
Mobilized Assets and Operational Flow
The trial mobilized a diverse fleet of aerial and ground assets. According to Airbus, the operation included an Airbus H130 Flightlab helicopter, an ATR 72, a Cirrus SR20, and four drones prominently featuring the Airbus Aliaca UAS. On the ground, three firetrucks from the Departmental Fire and Rescue Service of Le Gard participated in the exercise.
During the trial’s operational flow, the Airbus Aliaca UAS flew high above a simulated ignition site, transmitting live infrared images directly to a mobile command unit on the ground. The Agnet platform secured the network connection and processed the data into actionable intelligence. Subsequently, the Airbus H130 Flightlab helicopter received optimized flight paths and exact drop coordinates directly on its cockpit display.
The trial successfully demonstrated highly accurate water drops executed just minutes after the simulated wildfire ignition.
“We connect aerial resources with ground assets using geolocation, observation data, and an integrated database accessible to all stakeholders. In this way, the firefighter commander no longer has to rely on fragmented radio calls,” stated Thierry Fol, Head of the Airbus Flightlab, in the company’s release.
Supporting Physical Assets
While the Wildfire Sentinel serves as the digital brain of the operation, Airbus continues to provide the physical muscle required for complex aerial firefighting. The digital system is designed to be fully interoperable with a global fleet of agile helicopters.
According to the provided specifications, this fleet includes the H125, a light, single-engine helicopter capable of carrying four firefighters and dropping 1,200 liters of water. The system also integrates with the versatile medium-sized H145, as well as the heavier H215 and H225 workhorse helicopters, which are specifically designed to operate in challenging weather conditions.
“Airbus’ ambition is to build an ecosystem that will answer the new challenges of managing wildfires in a more extreme environment,” noted Oliver Chalvet, Senior Manager for Firefighting Solutions at Airbus Defence and Space.
AirPro News analysis
At AirPro News, we observe that the transition from analog to digital firefighting represents a critical leap in disaster response. By eliminating the reliance on isolated units and fragmented radio communications, Airbus is addressing one of the most significant bottlenecks in wildfire suppression: response time. The ability to execute precise water drops within minutes of detection, as demonstrated in the Nîmes trial, could be the deciding factor in preventing localized sparks from escalating into devastating mega-fires. As climate change continues to fuel longer and more severe fire seasons, interconnected ecosystems like the Wildfire Sentinel will likely become standard operational requirements for global fire and rescue services.
Frequently Asked Questions
What is the Airbus Wildfire Sentinel?
The Wildfire Sentinel is a data-driven digital ecosystem developed by Airbus that interconnects drones, helicopters, fixed-wing aircraft, and ground crews to improve real-time communication and accelerate wildfire response times.
When and where was the system tested?
Airbus conducted a full-scale trial of the system in March 2026 at the Garrigues military camp in Nîmes, southern France.
What communication platform does the Wildfire Sentinel use?
The system relies on the Airbus Agnet collaboration platform, which provides secure and reliable broadband connectivity even when traditional mobile networks fail.
Sources
Photo Credit: Airbus
Sustainable Aviation
AeroDelft Conducts First Hydrogen Aircraft Taxi Tests in Netherlands
AeroDelft’s student team completed the first hydrogen-powered aircraft taxi tests at Rotterdam The Hague Airport, advancing sustainable aviation.

This article is based on an official press release from AeroDelft.
In late May 2026, the student-led engineering team AeroDelft achieved a significant milestone in sustainability aviation. According to an official press release from the organization, the team successfully conducted the first-ever taxi tests of a hydrogen-powered aircraft at an operational airport in the Netherlands. The tests took place at Rotterdam The Hague Airport (RTHA) and represent a critical transition from laboratory research to real-world application.
The comprehensive testing phase included hydrogen refueling operations, powertrain evaluations, and active taxi tests using gaseous hydrogen. By executing these procedures in a live commercial airport environment, AeroDelft and its partners gathered essential data on both the aircraft’s technological performance and the operational protocols required to safely handle hydrogen on an active tarmac.
This achievement is the culmination of extensive engineering and preparation. As noted in the team’s announcement, bringing a hydrogen aircraft to an operational airport required rigorous safety analyses, detailed operational planning, and close collaboration among multiple aviation and energy stakeholders.
Advancing Project Phoenix
From Laboratory to Tarmac
AeroDelft, a non-profit foundation run entirely by Delft University of Technology (TU Delft) students, has been developing “Project Phoenix” since 2018. According to supplementary research data, the initiative focuses on converting a Sling 4 airframe into a manned hydrogen-electric aircraft. Industry research highlights that in May 2025, AeroDelft became the first student team globally to test a full liquid hydrogen propulsion system in a lab setting, working alongside the Netherlands Organization for Applied Scientific Research (TNO).
Safety and Operational Planning
Operating an experimental aircraft at a commercial facility demands strict safety measures. According to project data, AeroDelft developed comprehensive risk analyses and an operational taxi test plan. This was achieved in close collaboration with research test pilots Alexander in ‘t Veld and Hans Mulder from TU Delft’s Flight Test Laboratory, ensuring that the live tests at RTHA’s Fieldlab Next Aviation facility met stringent aviation safety standards.
Technical Specifications and Infrastructure
Gaseous vs. Liquid Hydrogen
The recent taxi tests utilized gaseous hydrogen. While AeroDelft’s ultimate objective is to achieve flight using liquid hydrogen, gaseous hydrogen was selected for this phase due to its current technological maturity. Based on technical specifications provided in the research report, the single-seat converted aircraft uses a hydrogen fuel cell that combines hydrogen and oxygen to generate electricity, emitting only water. With a full tank of gaseous hydrogen, the aircraft is projected to have an endurance of approximately 40 minutes.
Transitioning to liquid hydrogen remains the next major technical hurdle. Because liquid hydrogen offers a significantly higher energy density by mass and volume, the team projects that utilizing liquid fuel will extend the aircraft’s flight endurance to approximately two hours. To achieve this, future development will require the integration of a cryogenic storage tank capable of maintaining temperatures at -253 °C, along with a complex distribution system.
The DutcHâ‚‚ Aviation Hub
The successful test campaign was facilitated by the DutcHâ‚‚ Aviation Hub, a collaborative ecosystem coordinated by the Rotterdam The Hague Innovation Airport (RHIA) Foundation and funded by the City of Rotterdam. The AeroDelft press release explicitly thanked partners including TU Delft Aerospace Engineering, RTHA, RHIA, and Air Products Benelux for their roles in turning months of preparation into a successful live test.
Perspectives on Sustainable Aviation
The transition to zero-emission aviation requires proving that new technologies are viable outside of controlled environments. Isha Moharir, Team Manager at AeroDelft, emphasized the importance of real-world testing in public remarks cited by industry reports:
“We want to demonstrate that flying on hydrogen works and that it’s safe in the air and at the airport… We are making absolutely no concessions on safety.”
Moharir further noted that testing at an operational commercial airport yields invaluable insights into the practical steps needed for sustainable aviation. Similarly, Daan van Dijk, an innovator at Rotterdam The Hague Airport, stated that these tests demonstrate tangible progress. According to research summaries, van Dijk highlighted that testing at an active airport is the exact method by which the aviation industry will learn to safely scale hydrogen-powered flight.
AirPro News analysis
We observe that while much of the aerospace sector’s attention has been focused on the in-flight capabilities of hydrogen aircraft, the logistical realities on the ground present an equally formidable challenge. The AeroDelft taxi tests at Rotterdam The Hague Airport serve as a crucial proof-of-concept for bridging the infrastructure gap. Traditional airports are optimized for kerosene; introducing hydrogen requires entirely new storage facilities, mobile refuelers, and emergency response protocols.
Furthermore, the broader hydrogen aviation race is accelerating. While battery-electric aviation propulsion shows promise for short-haul routes, the prohibitive weight of current battery technology limits its application for commercial passenger aviation. Liquid hydrogen presents a highly competitive alternative for longer ranges, provided that the cryogenic and logistical challenges, which initiatives like Project Phoenix are actively addressing, can be resolved at scale.
Frequently Asked Questions
What is Project Phoenix?
Project Phoenix is an initiative launched in 2018 by AeroDelft, a student-led team from TU Delft, aimed at developing a manned hydrogen-electric aircraft by converting a Sling 4 airframe.
Why did AeroDelft use gaseous hydrogen instead of liquid hydrogen for the taxi tests?
Gaseous hydrogen was used because it is currently a more mature and developed technology, allowing the team to safely test the powertrain and airport integration. The ultimate goal remains transitioning to liquid hydrogen for greater flight endurance.
Where did the taxi tests take place?
The tests were conducted at the Fieldlab Next Aviation facility located at Rotterdam The Hague Airport (RTHA) in the Netherlands.
Sources
- AeroDelft Official Press Release
- Supplementary Industry Research Report (Provided Data)
Photo Credit: AeroDelft
Technology & Innovation
EVIO and Molicel Partner to Develop Batteries for Hybrid-Electric Aircraft
EVIO and Molicel collaborate to develop lithium-ion batteries for the EVIO 810 hybrid-electric regional airliner, targeting prototype flight in 2029.

On May 21, 2026, Montreal-based aerospace Startups EVIO and Taiwanese battery Manufacturers Molicel announced a Memorandum of Agreement (MOA) to jointly develop next-generation, high-energy-density lithium-ion battery cells. According to the official press release, this partnership is specifically tailored to meet the rigorous demands of aerospace applications, marking a significant step forward in the development of hybrid-electric commercial aviation.
The collaboration will center on maturing the energy storage system for the EVIO 810, a clean-sheet, 76-seat hybrid-electric regional airliner currently under development. By combining EVIO’s aircraft architecture with Molicel’s established battery technology, the two companies aim to ensure the aircraft meets strict power, safety, and certification requirements.
For the aviation industry, Partnerships between aerospace original equipment OEMs and specialized battery makers are critical. As we track the sector’s push toward decarbonization, overcoming the historical bottlenecks of battery energy density and weight remains the primary hurdle for Electric-Aviation.
Maturing Energy Storage for the EVIO 810
The newly signed MOA establishes a structured technical pathway for both companies. According to the announcement, the joint engineering teams will focus on validating cell performance and integrating the energy storage requirements specific to the EVIO 810. Molicel’s high-power cell technology is being engineered to handle the intense, high-stress discharge and recharge cycles that hybrid-electric flight demands.
“We’re pleased to announce this agreement with Molicel, whose high-power lithium-ion cell expertise, applied in high-performance aerospace and aviation applications, aligns well with EVIO’s exacting safety and performance standards. This MOA gives us a structured path to generate the data we need to mature an aircraft-ready energy storage solution for the EVIO 810.”
, Michael Derman, CEO of EVIO
The “Strong Hybrid” Approach
To understand the technical requirements of this battery development, it is essential to look at the EVIO 810’s operational profile. The press release details that the aircraft utilizes a “strong hybrid” architecture. Unlike “mild hybrid” concepts that merely use electricity to supplement conventional engines, the EVIO 810 is designed as an all-electric aircraft first, relying on turbine engines strictly as a secondary booster for range extension.
The aircraft is engineered to perform takeoffs and landings entirely on battery power, a feature intended to significantly reduce noise and emissions for communities surrounding regional airports. It is optimized for all-electric operation on short missions, while utilizing its hybrid-electric power system for longer routes of up to 500 nautical miles. EVIO expects the first flight of a production-conforming prototype in 2029, with customer deliveries targeted for the early 2030s.
Industry Pedigree and Market Impact
Both companies bring substantial industry backing to the partnership. EVIO emerged from stealth mode in December 2025 following eight years of research and development. The Canadian startup has already garnered technical support and investment from major aerospace players, including Boeing, Boeing Canada, and RTX’s Pratt & Whitney Canada. Upon its public launch, EVIO announced it had secured conditional purchase agreements and options for 450 aircraft from two unnamed airlines.
Molicel, formally known as E-One Moli Energy Corp., brings over 40 years of experience in manufacturing ultra-high-power lithium-ion battery cells. The company achieved AS9100 aerospace-grade quality certification in December 2024 and is already a recognized supplier in the advanced air mobility sector, providing cells for eVTOL developers such as Archer Aviation and Vertical Aerospace, as well as electric aircraft startup Vaeridion.
“Molicel is proud to support EVIO in pushing the boundaries of regional aviation. Our high-power cell technology is specifically engineered to handle the intense discharge and recharge cycles required for hybrid-electric flight. By combining our cell expertise with EVIO’s innovative 810 architecture, we are ensuring that the next generation of regional aircraft meets the highest standards of power, safety, and mission reliability.”
, Casey Shiue, President of Molicel
AirPro News analysis
We view this partnership as a strong indicator of the growing momentum behind Regional Air Mobility (RAM). Over the past few decades, short-haul regional routes have seen dwindling airline services, largely driven by the high operating costs and fuel burn of traditional turbine aircraft. By targeting these specific operational inefficiencies, companies like EVIO are attempting to make thin, short-haul routes economically viable once again.
Furthermore, with the commercial aviation industry facing mounting international pressure to decarbonize, hybrid-electric regional airliners serve as a vital, near-term stepping stone toward net-zero emissions. This is especially true for regional routes where sustainable aviation fuel (SAF) or hydrogen infrastructure are not yet economically or logistically feasible. Securing a reliable, aerospace-grade battery supply chain through partners like Molicel is a mandatory step for any OEM hoping to bring a hybrid-electric airframe to market in the next decade.
Frequently Asked Questions
What is the EVIO 810?
The EVIO 810 is a 76-seat hybrid-electric regional airliner currently in development by Montreal-based aerospace startup EVIO. It is designed to operate primarily on electric power, using turbine engines as a range extender for flights up to 500 nautical miles.
Who is Molicel?
Molicel (E-One Moli Energy Corp.) is a Taiwan-based manufacturer of ultra-high-power lithium-ion battery cells with over 40 years of industry experience. They hold AS9100 aerospace certification and supply batteries to several prominent electric aviation companies.
When will the EVIO 810 enter service?
According to EVIO’s development timeline, the first flight of a production-conforming prototype is expected in 2029, with initial customer deliveries targeted for the early 2030s.
Sources: EVIO and Molicel via Business Wire
Photo Credit: Molicel
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