Patrick Stadter

Johns Hopkins University Applied Physics Laboratory

Papers

Total Citations

H-Index

About

Patrick Stadter is a space systems engineer whose research has focused on navigation and communication infrastructure for lunar exploration, contributing foundational technical concepts during a pivotal era of NASA's renewed ambitions for human spaceflight. His most influential work, "A Weak-signal GPS Architecture for Lunar Navigation and Communication Systems" (2008, 16 citations), introduced innovative approaches to extending GPS functionality to the lunar environment — a significant technical challenge given the Moon's distance from Earth-orbiting GPS constellations. This contribution addressed a critical gap in enabling both robotic and human surface operations on the Moon. Across a series of progressively refined studies spanning 2005 to 2008, Stadter systematically developed the concept of a scalable, evolvable communication and navigation architecture tailored to NASA's Exploration Initiative, which aimed to return humans to the Moon as a stepping stone to Mars. His work emphasized interoperability between robotic and crewed mission elements, recognizing that a shared infrastructure would be essential to mission success. With a cumulative citation record reflecting steady engagement from the aerospace community, Stadter's contributions represent important early groundwork in designing the systems that future lunar explorers will depend upon.