P. M. Stella

Papers

Total Citations

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About

Dr. P. M. Stella is a leading figure in space photovoltaic systems, with a career dedicated to understanding and optimizing solar array performance in extreme extraterrestrial environments. Her seminal work, "The Mars surface environment and solar array performance" (2010), has garnered 19 citations and stands as a cornerstone for researchers and engineers designing power systems for Mars missions. In this study, Dr. Stella provided a critical analysis of over three Martian years of operational data from the Mars Exploration Rovers (MER), documenting how dust accumulation, seasonal variations, and atmospheric conditions degrade solar array output. Her work directly informed the longevity of the MER rovers, which famously surpassed the RTG-powered Viking Lander’s record for robotic surface operations in 2010. By quantifying the real-world performance of solar cells on Mars, Dr. Stella’s contributions have enabled more reliable power budgeting for subsequent missions, including the InSight lander and future human exploration concepts. Her research remains essential reading for anyone working on off-world power systems, bridging the gap between laboratory testing and the harsh realities of the Martian surface.