Blue Talon packs high-level stealth in low-cost Loyal Wingman

Loyal Wingman technology continues to evolve rapidly as Northrop Grumman's YFQ-48A Blue Talon autonomous fighter completes its maiden flight at Mojave, California, controlling every aspect from engine start to landing with pilot intervention.

As a concept, autonomous combat drones have been around for a while. Some have even advanced to the point where they have been classified as formal US Air Force warplanes and given official names. One more taking to the air seems about as exciting as someone announcing a new mobile phone or tablet. You've seen one black brick, and you've seen them all.

However, these pilotless fighters are still in the stages of a technological explosion where innovations come so quickly that they seem to stumble over one another, and developers must increasingly consider exactly what such aircraft do and how they meet the customer's needs.

Developed with company money, BlueTalon is not only intended to be an autonomous aircraft with performance that allows it to operate alongside advanced fighters like the F-35 Lightning II and the F-22 Raptor. It's also designed to fill a hole in modern Western defence capabilities by acting as a flexible, multi-mission platform that can act as a force multiplier for conventional fighters by taking on high-risk missions like forward-deploying missiles, electronic warfare, reconnaissance, and target designation in contested airspace.

However, to achieve this, such autonomous aircraft must be built in large numbers. That means designing them so they can be manufactured quickly and cheaply without sacrificing function. In addition, the time pressure placed on defence contractors by the current geopolitical situation means development cycles that once took years must now be reduced to months.

With this in mind, Blue Talon features a heavily modular configuration that greatly reduces the number of components, as well as weight by 50% and manufacturing time by 30%. There's also a corresponding reduction in cost.

That, in itself, isn't very significant until you realise that the aircraft also includes features usually found on heavier, more expensive Loyal Wingmen. Blue Talon has a number of stealth features, including a chine running along the fuselage to deflect radar beams, a dorsal air intake to shield it from ground radar, and internal weapons bays.

Another innovation is what's called Integrated Dual-Track Autonomy Maturation, where the software is developed independently of the airframe. This avoids being dependent on a single aircraft for validating the software's basic physics as well as airframe structures and AI features.

"Our customers made it clear they need autonomous systems that can be fielded faster and more affordably without sacrificing mission effectiveness," Craig Woolston, vice president and general manager, research and advanced design, Northrop Grumman. "We listened. Talon Blue’s first flight is one step toward a new generation of autonomous capabilities. Every flight and lesson strengthens our broader autonomy and sharpens what comes next."

Source: Northrop Grumman