NASA delivers its NavCube3-mini navigation payload to Intuitive Machines on July 13 for integration into Altus-1, the company’s first lunar relay satellite. The navigation and relay system is intended to support communications and navigation services for astronauts and rovers operating in support of NASA’s future Moon Base and Artemis missions. NavCube3-mini is described as a compact payload—about half the size of a shoebox and weighing roughly 3.5 pounds. Once integrated into Altus-1, the relay satellite is expected to help provide reliable navigation and communications coverage for lunar surface operations. NASA characterizes the delivery as a milestone in building the infrastructure needed for sustained human activity on the Moon, including navigation capabilities that can support operations across the lunar environment. Intuitive Machines is responsible for building Altus-1, and the NavCube3-mini payload will be incorporated into the satellite as part of the mission development process. The updates focus on the handoff of the payload for integration and the role of lunar relays in enabling future surface communications and navigation.