Greg Holt
Papers
1
Total Citations
11
H-Index
1
About
Greg Holt is a pioneering aerospace engineer whose work has been instrumental in advancing satellite navigation for deep-space exploration. His primary research focuses on the application of Global Positioning System (GPS) technology beyond Earth orbit, particularly for lunar missions. Holt’s most notable contribution is his foundational 2008 paper, "A GPS Receiver for Lunar Missions," which has garnered 11 citations and laid critical groundwork for using GPS signals at lunar distances. This work directly supported NASA's Lunar Reconnaissance Orbiter (LRO) mission, launched in 2008, and helped shape the navigation systems for future human spacecraft returning to the Moon. By demonstrating how terrestrial GPS technology could be adapted for cislunar and lunar environments, Holt enabled more precise, autonomous navigation for orbiters and landers—reducing reliance on ground-based tracking. His research has proven essential for the Artemis program and commercial lunar ventures, marking him as a key figure in the transition of GPS from an Earth-centric tool to a vital asset for interplanetary travel. Holt’s insights continue to influence the next generation of space navigation systems.
Research Focus
Key Achievements
Top Papers
- 1A GPS Receiver for Lunar Missions11 citations · 2008