F-35 manufacturer Lockheed Martin has failed to deliver regular upgrades for the aircraft—and its most recent upgrade package was implemented disastrously, according to an internal Pentagon report.

Attempts to provide upgraded software for F-35 jets have “stagnated” and no new combat capability was delivered last year, according to the annual report by the Pentagon’s testing office, even as the ...

The U.S. Dept. of Defense issued a further $27.2 million to Lockheed Martin Aeronautics within the context of a previously awarded contract for the F-35 Joint Strike Fighter. The original, December ...

F-35 TR-3 software upgrades stalled in testing, delaying new combat capability and raising cybersecurity concerns.

US Air Force and Energy Department personnel load a pair of unarmed B61-12 nuclear gravity bombs onto an F-35 at Hill Air Force Base on Aug. 19 for testing. The Energy Department and Air Force in ...

Modernization efforts for the F-35 Joint Strike Fighter program are "significantly behind schedule," according to an annual report from the Pentagon's director of operational test and evaluation, ...

The F-35 Lightning II was used in August 2025 to successfully evaluate three B61-12 test assets during a multi-day test campaign. Sandia National Laboratories and the National Nuclear Security ...

Testing office says Lockheed Martin's TR-3 software faced stability issues and capability gaps during evaluation.

The F-35 will also serve as a test bed for technologies that will become commonplace in the next generation of jets. Flying in coordination with AI-enabled drones will become a staple of any ...

Lockheed Martin has received a U.S. Navy contract modification valued at $132.9 million to continue providing flight test support for the F-35 Lightning II fighter aircraft. Recent Navy contract ...