The Pentagon’s elite team of specialists has unveiled concept images of a cutting-edge military aircraft designed for specialized, high-stakes operations.

Known as the X-76, this aircraft emerges from a collaboration between the US Special Operations Command and its manufacturer, Bell Textron.

The naming of the X-76 is a tribute to the 250th anniversary of the United States.

On Monday, the Defense Advanced Research Projects Agency (DARPA), the Pentagon’s hub for advanced technological research, announced this innovative high-speed aircraft that does not require a traditional runway.

According to DARPA’s press release, the objective of their Speed and Runway Independent Technologies (SPRINT) Program is to overcome the battlefield dilemma of choosing between the rapid deployment of a plane that requires a runway and the versatile mobility of a slower helicopter.

The agency shared two visualizations of the futuristic plane, depicting both a manned and unmanned variant.

The X-76 blends plane and helicopter features by utilizing both vertical takeoff and landing (VTOL) systems with high-speed jet capabilities, aiming to eliminate the military’s dependency on runways. 

It also appears to have a wide-body frame, indicating that it may be able to transport vehicles in addition to troops. 

A rendering of the next-generation X-76 aircraft being developed by DARPA 

DARPA also released a rendering of an X-76 without a cockpit, indicating that there will be both a manned and unmanned version of the plane

X-76 concept art published by Bell Textron on Monday

If the X-76 can carry both troops and vehicles, it could transform how US forces deploy heavy assets, including artillery and tanks, into areas with no landing strips. 

‘The SPRINT program is a joint effort between DARPA and U.S. Special Operations Command to advance technologies that could break the long-standing military trade-off between the high speed of fixed-wing aircraft and the agile, runway-independent operations of vertical takeoff and landing platforms,’ the release said.

‘The design, construction, and flight testing of the X-76 will drive innovative, runway-independent, vertical-lift capability with jet-like cruise performance and inform future needs.’

The primary goal of the program is to create a combat aircraft capable of cruising at speeds above 460 miles per hour, that can hover in ‘austere environments’ and can operate from ‘unprepared surfaces.’ 

‘For too long, the runway has been both an enabler and a tether, granting speed but creating a critical vulnerability,’ said Commander Ian Higgins, DARPA’s SPRINT program manager. 

‘With SPRINT, we’re not just building an X-plane; we’re building options. We’re working to deliver the option of surprise, the option of rapid reinforcement, and the option of life-saving speed, anywhere on the globe, without needing any runway.’

The X-76 is expected to begin flight testing in 2028.

It is the latest aircraft announced in the Pentagon’s X-series, or experimental, aircraft.

An X-47 artist rendering published by the Department of War

Concept art for the Pentagon’s X-65 aircraft that does not use exterior movable parts like rudders or flaps

The Pentagon is also developing the X-47 next-generation fighter and the X-65, an experimental aircraft built without the moving flaps and rudders found on conventional planes. 

The X-65, after delays, is now expected to begin test flights in 2027. 

The next-generation fighter, the X-47, has already undergone hundreds of hours of test flights, according to DARPA.