Advanced Propulsion Systems

The Pentagon is tightening its battery playbook as drones spread across the force. Officials confirm a department-wide battery strategy will be published in early 2026. It builds on the 2023 framework and new direction from Congress. The plan ties standards, safety, supply

The Defense Advanced Research Projects Agency has shut down its three-year effort to build the Liberty Lifter, a heavy-lift seaplane that would skim above waves on a cushion of air. According to industry sources, the agency notified performers on July 12 that

The Defense Advanced Research Projects Agency has closed the books on its Demonstration Rocket for Agile Cislunar Operations program. Defense officials confirm the termination order went out late Monday. The move ends a five-year push to field a nuclear-thermal upper stage able