S
Stephen J. Hoffman
Researcher at Science Applications International Corporation
Publications - 27
Citations - 1041
Stephen J. Hoffman is an academic researcher from Science Applications International Corporation. The author has contributed to research in topics: Mars Exploration Program & Exploration of Mars. The author has an hindex of 9, co-authored 25 publications receiving 981 citations.
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Proceedings ArticleDOI
Human exploration of Mars, Design Reference Architecture 5.0
TL;DR: The 2007 Mars Design Reference Architecture 5.0 as discussed by the authors provides a common framework for future planning of systems concepts, technology development, and operational testing as well as potential Mars robotic missions, research conducted on the International Space Station, and future potential lunar exploration missions.
Human Exploration of Mars: The Reference Mission of the NASA Mars Exploration Study Team
TL;DR: The Mars Reference Mission as discussed by the authors is based on previous work of the Synthesis Group (1991) and Zubrin's concepts for the use of propellants derived from the Martian Atmosphere.
Proceedings ArticleDOI
Human Mars landing site and impacts on Mars surface operations
Ben Bussey,Stephen J. Hoffman +1 more
TL;DR: This paper describes NASA's initial steps for identifying and evaluating candidate Exploration Zones (EZs) and Regions of Interests (ROIs) for the first human crews that will explore the surface of Mars.
Advanced EVA Capabilities: A Study for NASA's Revolutionary Aerospace Systems Concept Program
TL;DR: In this article, the authors present the results of a study carried out as part of NASA's Revolutionary Aerospace Systems Concepts Program examining the future technology needs of extravehicular activities (EVAs).