NASA Successfully Tests Autonomous Landing Technology for Future Lunar Missions
New navigation system enables spacecraft to autonomously identify and avoid hazards during lunar descents.
1Autonomous Landing Breakthrough
NASA has successfully demonstrated the Safe and Precise Landing – Integrated Capabilities Evolution (SPLICE) system. During tests on August 27, an Alta-X drone equipped with this payload performed simulated lunar descent maneuvers at Rogers Dry Lake. The technology allows spacecraft to autonomously navigate to safe landing sites by detecting potential surface hazards.
2Mapping Lunar Terrain
The SPLICE system utilizes light-detection and sensor data to generate high-resolution digital elevation maps of the landing area. If the system identifies the target zone as unsafe, it automatically diverts the vehicle to a more secure location. This capability is essential for ensuring the safety of future robotic and crewed missions.
3Collaborative Development Efforts
Researchers at NASA’s Johnson Space Center in Houston developed the SPLICE payload. They partnered with specialists at the Armstrong Flight Research Center in Edwards, California, to integrate and test the system on drones. These trials verified critical communications, data handling, and command-control performance between the payload and the aircraft during flight.
4Decade of Technological Progress
Project manager Davis Adams noted that this flight test represents the culmination of nearly ten years of development. The successful demonstration has significantly raised the technology readiness level of the system. This advancement primes the navigation payload for integration into upcoming robotic and crewed lunar flights, as well as future Martian missions.
5Industry Integration Plans
NASA is currently coordinating with commercial lunar lander providers to implement iterations of SPLICE into their platforms. The agency plans to make the guidance system available in the NASA software catalog this fall. Several companies are already evaluating the system’s navigation capabilities for precision landing applications and potential autonomous surface mobility extensions.
6Foundation of Flight Testing
The project’s progress was supported by NASA’s Flight Opportunities project, which enabled early testing phases. Previous milestones included a 2019 descent altitude and landing trajectory test, followed by the demonstration of two precision landing sensor systems in 2020. These foundational efforts were critical to reaching the current level of system maturity.
7Strategic Lunar Objectives
NASA aims to return humans to the Moon by 2028, with the ultimate goal of establishing a permanent lunar outpost by 2032. This base will provide a continual human presence through routine crew rotations. Technologies like SPLICE are vital for developing the infrastructure needed for these long-term deep space exploration goals.
8Future Mission Context
Beyond navigation, NASA is developing a lighter sortie suit for moonwalks, weighing half as much as the main Axiom Space suits. While the main suits remain for demanding missions, these combined technological advancements support the broader objective of creating a sustainable, long-term human presence on the lunar surface and beyond.