F-35 Block 4

Jun- 2026 -

29 June

Lockheed Martin Awarded $74M for UK, Italy F-35 Block 4 Weapons Integration

The US Navy has awarded Lockheed Martin a $74.2-million contract modification to integrate UK- and Italy-specific weapon systems into the F-35A and F-35B as part of the Joint Strike Fighter program's Block 4 modernization.

Mar- 2026 -

5 March

Air

Bea Castañeda

The F-35 Lightning II: A Guide on the Fifth-Generation Multirole Fighter

Stealth, sensors, and software converge in the F-35 Lightning II. This guide unpacks how the fighter connects pilots, platforms, and domains into a single combat system.

Sep- 2025 -

5 September

Air

Rojoef Manuel

Pentagon’s F-35 Block 4 Modernization Pushed to 2031 Amid Rising Costs, Oversight Changes

The US Department of Defense faces a new timeline for the F-35 Joint Strike Fighter’s Block 4 modernization, which is now not expected to be finished until 2031 at the earliest, the Government Accountability Office said in a new analysis.

Jul- 2024 -

25 July

Americas