1–20 of 42 hits
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    Resource Production on the Moon

    G. A. Landis | NTIS | 2014

    Study of Power Options for Jupiter and Outer Planet Missions

    G. A. Landis / J. Fincannon | NTIS | 2015

    Analysis of a Radioisotope Thermal Rocket Engine

    J. P. Machado-Rodriguez / G. A. Landis | NTIS | 2017

    Pathfinder: A Retrospective

    G. A. Landis | NTIS | 2002

    Interstellar Flight by Particle Beam

    G. A. Landis | NTIS | 2001

    Exploring Venus by Solar Airplane

    G. A. Landis | NTIS | 2001

    Instrumentation for Mars Environments

    G. A. Landis | NTIS | 1997

    Reactionless Propulsion Using Tethers

    G. A. Landis | NTIS | 1990

    Solar Electric Propulsion for Future NASA Missions

    G. A. Landis / S. R. Oleson / C. R. Mercer | NTIS | 2015

    High Altitude Launch for a Practical SSTO

    G. A. Landis / V. Denis | NTIS | 2002