NASA Announces X-70 Fractal, its Latest Experimental Aircraft

Published on: November 5, 2026 at 10:43 AM CET
Generated image of NASA’s new X-70 Fractal experimental aircraft. (Image credit: NASA)

NASA has announced its newest experimental aircraft, the X-70 Fractal, described as a high-performance, highly adaptable crewed research platform with rapidly reconfigurable flight-control technology.

NASA has announced on Nov. 4, 2026, its latest experimental aircraft, the X-70 Fractal, reflecting the agency’s push toward a renewed X-plane portfolio. The announcement arrived during the UP.Summit at NASA’s Kennedy Space Center (KSC) in Florida, few days after Administrator Jared Isaacman said a new X-plane would be announced at this week’s Max Power Airshow, which runs from Nov. 6 to 8 at the KSC.

“We will announce a new X-plane…and it is not the one you’re thinking of,” Isaacman said last week in NASASpaceFlight’s The Flame Trench podcast, referencing the reports about a possible X-plane involving the SR-71 Blackbird #844 which “disappeared” at the Armstrong Flight Research Center. “We’re just cleaning it, man. It was so dusty out there in the desert, and it just felt like it needed a cleaning,” Isaacman added.

X-70 Fractal

NASA describes the new X-70 as a high-performance, highly adaptable research platform designed to accelerate the development and testing of advanced aviation technologies. Furthermore, the agency says the aircraft will be crewed and will feature advanced, rapidly reconfigurable flight-control technology “that will allow NASA to explore aircraft maneuverability in ways never before demonstrated in crewed flight.”

“The X-70 Fractal gives NASA a crewed, high-performance platform to test advanced flight-control, maneuverability, and other cutting-edge technologies in real flight,” said Isaacman. “Its modular design and ability to rapidly swap internal and external payloads will keep our teams flying, learning, and moving quickly from one experiment to the next.”

NASA provided some specifications for the X-70, saying it is designed to cruise at Mach .75, reach altitudes of up to 45,000 feet, and provide an operational range exceeding about 1,726 miles (1,500 nautical miles). The aircraft’s takeoff weight is 10,000 pounds, of which up to 2,000 pounds are dedicated to experimental payloads that can be accommodated both in internal and external locations.

The press release says the X-70 will allow NASA to conduct demanding flight research across a broad range of operating conditions, enabling a wide range of research and flight-testing opportunities. The agency also put emphasis on the ability to accelerate the testing of emerging technologies, and advance the next generation of American aviation.

“For decades, NASA Aeronautics has used X-planes to develop technologies that advance aviation,” said Laurie Grindle, director of the Aeronautics Division within NASA’s Research and Technology Mission Directorate. “It’s exciting to bring on another X-plane to accelerate and drive aeronautics research.” 

It is unclear which technologies will be tested aboard the X-70. Among the latest flight control technologies that are currently the focus of research efforts are shape adaptation as well as active flow control.

The former is usually materialized as morphing wing technology replacing mechanical ailerons and flaps, and was tested in the past on a modified NASA F/A-18 called the X-53 Active Aeroelastic Wing. The latter would replace traditional flight controls with pressurized jets of air that maneuvering the aircraft by changing the pressure distribution on aerodynamic surfaces, a concept which will be also tested on DARPA’s X-65 CRANE.

“We expect her first flight under the NASA banner within the next two years, and X-70 is just one part of this new beginning for aeronautics,” added Isaacman. “This is why people come to NASA: to build, to learn, and most importantly, to fly.”

What does the X-70 look like?

NASA has also released an image together with the announcement, with a “Generated Content” label in the bottom right corner leaving open to interpretation whether the features shown in the image are authentic or just a notional design. The design shown is cloaked in a smoke cloud, reminding the first public rendering of the U.S. Air Force’s F-47 NGAD.

Regardless of the doubts regarding the real or fictional features, few aspects can be picked up in the image. In line with the stated weight, the aircraft appears to possibly be fighter-sized, with a slight negative wing dihedral (the wings are inclined just few degrees downwards) and canted twin tails. The design is completed by a bubble canopy.

Provided that this is the real design, there are still plenty of unknown images. Among them are the number of engines, position and shape of the air inlets, wing planform, presence of thrust vectoring, just to name a few.

It is unknown if NASA will show more during its Max Power Airshow this week. The event is described as an aerospace festival celebrating the past, present, and future of flight and space exploration, featuring air shows, cutting-edge technology showcases, and immersive space exhibits.

NASA’s X-planes and research aircraft will be on display, including the X-59 QueSST which flew from the Armstrong Flight Research Center to Kennedy Space Center last week. Given the stated focus on showing the latest technologies and inspiring new generations to pursue American air and space innovation, ingenuity and achievement, it is likely that more details about the X-70 will emerge.

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Stefano D'Urso is the Deputy Editor at The Aviationist, based in Lecce, Italy. He holds a Bachelor’s Degree in Industrial Engineering and is currently pursuing a Master’s Degree in Aerospace Engineering. His areas of expertise include emerging aerospace and defense technologies, electronic warfare, unmanned and autonomous systems, loitering munitions, and the application of OSINT techniques to the analysis of military operations and contemporary conflicts.
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