The U.S. Navy has been unusually busy on the propulsion testing front in 2026, and the results are worth paying attention to. Across multiple programs a turbojet-powered precision bomb, a hypersonic missile, an autonomous carrier drone, and next-generation trainer aircraft the Navy is pushing the boundaries of what aircraft and weapons can do when you fundamentally rethink how they’re powered.
Each of these programs represents a different answer to the same underlying question: how do you give carrier-based aircraft and weapons the reach and speed to operate effectively in increasingly contested environments? The answers coming out of recent testing are genuinely interesting.
JDAM Long Range: Turning a Bomb Into a Missile
The most operationally significant recent navy jet engine test might also be the most surprising. The Navy has successfully tested a turbojet-powered version of the JDAM, the standard GPS-guided bomb that has been one of the most widely used precision weapons in U.S. military history and turned it into something that barely resembles its predecessor in terms of range.
The JDAM Long Range (LR) was launched from an F/A-18 Super Hornet off the California coast during two separate test events in April 2026. The result: the weapon traveled approximately 200 nautical miles to its target roughly five times the range of a conventional JDAM glide bomb.
That number matters for a specific reason. Modern air defense systems have pushed the “threat envelope” farther and farther from targets, meaning aircraft have to stay farther away to avoid being shot down. A weapon that can reach 200 nautical miles gives F/A-18 crews the ability to strike targets from well outside the range of many surface-to-air missile systems.
The Navy describes it as a lower-cost alternative to cruise missiles. Cruise missiles are highly capable but expensive; each one represents significant procurement cost and limited inventory. A JDAM LR that costs less but achieves similar standoff range at high precision is a compelling complement to those larger missile inventories.
Looking further forward, projections suggest future variants could reach over 300 nautical miles, with extended fuel configurations potentially pushing to 700 nautical miles. Those longer ranges are projections rather than confirmed test results, but the trajectory of the program is clearly toward significantly expanded standoff capability.
Blackbeard: The Hypersonic Missile Built for Carriers
While JDAM LR is about range, Blackbeard is about speed. Developed by defense startup Castelion under the Navy’s Multi-mission Affordable Capacity Effector (MACE) program, Blackbeard is a hypersonic missile designed to exceed Mach 5 fast enough to dramatically reduce the time between launch and impact, which in turn reduces the enemy’s ability to respond.
The Navy awarded Castelion a $105 million contract for integration, testing, and certification work. Flight testing using F/A-18 fighter jets is planned, and prototype development is actively underway.
What makes Blackbeard notable in the context of hypersonic weapons development is the emphasis on affordability. Previous hypersonic missile programs have been expensive and slow to scale. The MACE program is specifically focused on creating hypersonic weapons that can be produced in meaningful quantities at manageable cost which is the actual requirement for these capabilities to matter strategically rather than just technically.
Getting a carrier-based hypersonic weapon through integration and certification testing is a different challenge from pure propulsion development. The F/A-18 is a mature platform, and fitting a hypersonic weapon onto it without compromising flight safety or mission capability requires careful engineering work. That’s what the current testing phase is working through.
MQ-25 Stingray: The Autonomous Tanker With a Real Engine Milestone
The MQ-25A Stingray is a different kind of navy propulsion story, not a weapon, but an unmanned aircraft that will transform how carrier air wings operate.
The MQ-25A recently completed its first full test flight: a two-hour mission that evaluated engine performance, aircraft handling, autonomous systems, navigation, and flight stability. The aircraft uses a Rolls-Royce AE 3007N engine and flew from Boeing’s facility in Illinois.
What the Stingray will do when it enters service is aerial refueling extending the range of F/A-18s, F-35Cs, and E-2D Hawkeyes operating from carriers without requiring manned tanker aircraft to take on that mission. This matters because range has been a persistent challenge for carrier aviation. Adding an autonomous tanker that can extend the strike range of a carrier air wing without putting additional crew at risk is a meaningful operational capability.
The engine performance aspects of this test evaluated whether the Rolls-Royce powerplant delivers the reliability and behavior needed for autonomous carrier operations to a more stringent standard than conventional aircraft because there’s no pilots to respond to anomalies in real time.
Honeywell F124: Trainer Aircraft Engine Planning
Slightly further down the timeline, Honeywell has announced plans potentially linked to U.S. Navy training requirements. The company may begin producing F124 jet engines in Phoenix, Arizona, engines that could power Beechcraft M-346N trainer aircraft for a future Navy training program.
The Navy hasn’t finalized aircraft selection yet, and production expansion depends on contract approval. But the planning suggests the Navy is thinking ahead about the propulsion needs of the next generation of naval aviators, not just the weapons and autonomous systems they’ll eventually operate.
The Bigger Picture: Why All of This Is Happening Now
These testing programs don’t exist in isolation. They’re responses to a specific strategic environment where potential adversaries have invested heavily in anti-access and area-denial capabilities designed to push U.S. carrier aircraft and weapons to the limits of their range or beyond.
The answer the Navy is developing involves several overlapping approaches: longer-range weapons that allow aircraft to strike from farther away (JDAM LR), faster weapons that reduce response time for adversaries (Blackbeard), autonomous aircraft that extend mission reach without additional human risk (MQ-25), and training infrastructure that prepares the next generation of aviators for these capabilities.
Each propulsion test represents a piece of that larger puzzle. The turbojet engine on JDAM LR is small, but its operational implications are significant. The hypersonic propulsion system in Blackbeard is technically demanding, but the affordability focus makes it potentially scalable. The Rolls-Royce engine in the Stingray enables a capability the carrier air wing has needed for decades.
Conclusion
The navy jet engine test activity of 2025–2026 paints a consistent picture: the U.S. Navy is systematically investing in propulsion technologies that extend reach, increase speed, and reduce risk to personnel. The JDAM LR’s successful April 2026 test flights are the most immediate result, but Blackbeard’s hypersonic development and the MQ-25’s flight milestone are equally important indicators of where naval aviation is heading.
For anyone tracking military aviation and advanced propulsion development, these programs are among the most consequential currently underway not just technically, but in terms of what they mean for how the Navy projects power from the sea.
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