The Pentagon on Monday awarded Pratt & Whitney a $1 billion contract modification for 28 F135 engines for F-35s. The contract includes about $365.5 million for 28 engines for the Air Force F-35A variants, along with six engines for Marine Corps F-35B variant, and four engines for Navy F-35Cs. In addition, the contract includes seven engines for international partners, 11 spare systems, and one training engine for the Air Force, according to the contract announcement. The engines are for the lot nine low-rate initial production contract of F-35s, with work expected to be complete in 2019.
NASA Boss: Race to Moon Has National Security Stakes
Sept. 15, 2026
NASA is pushing hard to get astronauts back to the moon by 2028—and the urgency is driven in no small part by the national security implications of doing so before China does, Administrator Jared Isaacman said Sept. 15.


