The primary structure of Gateway’s Power and Propulsion Element (PPE) undergoing assembly, integration, and testing at Lanteris Space Systems in Palo Alto, California, on September 29, 2025. Credit: Lanteris Space Systems
The primary structure of Gateway’s Power and Propulsion Element (PPE) undergoing assembly, integration, and testing at Lanteris Space Systems in Palo Alto, California, on September 29, 2025. Credit: Lanteris Space Systems