``Fifteen Years of Commercial Space in Retrospect''
21st Century Earth Observing Systems: Emerging Role for Spaceports
A Coherent Vision for Space Exploration and Development in the 21st Century
A Comparison of Alternative Methods for the Mars Sample Return Mission
A Concept for Robotic Lunar South Pole Exploration
A Concept of Driving on Orbital Station
Advanced Spacecraft Mechanisms Work at the USAF Research Laboratory
Aerodynamic Considerations for Rooftop Helideck Design
Air Force, NASA and Commercial Cooperation in Establishing a Robust Space Infrastructure
A lunar exploration architecture using lunar libration point one
A Lunar Frontier: Comprehending Life on a Celestial Body
A Mobility Concept for Martian Exploration
Analysis of Alternative Governance Models for Space Business Parks
Analysis of Personnel Injuries in the Subway Station Subjected to Internal Blast Loading
An Archenemy Revisited: The 1979 Moon Treaty
An Integrated Lunar/Martian-Engineered Closed/Controlled Ecosystem
A Novel Compact to Allow Human Moon-Mars Settlement
An Up-To-Date Review of Inflatable Structures Technology for Spaced-Based Applications
A Preliminary Design of a Pilot Plant for the Production of Lunar Oxygen