Papers
1
Total Citations
35
H-Index
1
About
Mark Wollen is a leading aerospace engineer whose work centers on in-space propulsion, cryogenic fluid management, and the development of orbital infrastructure for deep space exploration. His most influential contribution is the concept of a simple, robust cryogenic propellant depot for near-term applications, a paradigm-shifting idea that enables on-orbit refueling of cryogenic propulsion stages. This innovation directly supports NASA’s Exploration program, as well as deep space robotic, national security, and commercial missions. His foundational 2011 paper on this topic has garnered 35 citations and remains a key reference for researchers and mission planners seeking practical, low-complexity solutions for sustained space operations. Wollen’s work challenges traditional expendable launch architectures, advocating instead for reusable, depot-based logistics that dramatically reduce the cost and risk of long-duration missions. By bridging the gap between current technology and future exploration goals, he has helped lay the groundwork for a permanent human presence beyond low Earth orbit. His research continues to influence both government and commercial spaceflight strategies, making him a pivotal figure in the evolution of next-generation space transportation systems.
Research Focus
Key Achievements
Top Papers
- 1Simple, robust cryogenic propellant depot for near term applications35 citations · 2011