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1–20 von 27 Ergebnissen
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    Advanced Concepts

    Johnson, Les / Mulqueen, Jack | NTRS | 2013
    Schlagwörter: Space Sciences (General)

    A Strategic Roadmap to Centauri

    Johnson, Les / Harris, David / Trausch, Ann et al. | NTRS | 2005
    Schlagwörter: Astronautics (General)

    Building a Sailcraft

    Vulpetti, Giovanni / Johnson, Les / Matloff, Gregory L. | Springer Verlag | 2008
    Schlagwörter: Popular Science, general

    Earth to Orbit Beamed Energy Experiment

    Johnson, Les / Montgomery, Edward E. | NTRS | 2017
    Schlagwörter: Astronautics (General)

    Earth to Orbit Beamed Energy Experiment (EBEX)

    Johnson, Les / Montgomery, Edward E, Sandy | NTRS | 2017
    Schlagwörter: Astronautics (General)

    From Research to Flight: Surviving the TRL Valley of Death for Robotic and Human Exploration

    Johnson, Les | NTRS | 2009
    Schlagwörter: Space Sciences (General)

    Materials Needs for Future In-Space Propulsion Systems

    Johnson, Les | NTRS | 2006
    Schlagwörter: Space Sciences (General)

    MSFC Advanced Concepts Office Defining the Future of Space Exploration

    Johnson, Les | NTRS | 2012
    Schlagwörter: Astronautics (General)

    Near-Earth Asteroid (NEA) Scout

    McNutt, Leslie / Johnson, Les / Kahn, Peter et al. | NTRS | 2014
    Schlagwörter: Space Sciences (General)

    Near Earth Asteroid (NEA) Scout

    Johnson, Les / Dervan, Jared / McNutt, Leslie et al. | NTRS | 2017
    Schlagwörter: Space Sciences (General)

    Near Earth Asteroid (NEA) Scout

    Johnson, Les / Castillo-Rogez, Julie / Dervan, Jared et al. | NTRS | 2017
    Schlagwörter: Space Sciences (General)

    Near Earth Asteroid (NEA) Scout

    Johnson, Les / Dervan, Jared / Castillo, Julie C. | NTRS | 2017
    Schlagwörter: Space Sciences (General)

    Near Earth Asteroid Scout

    Johnson, Les | NTRS | 2015
    Schlagwörter: Space Sciences (General)

    Near-Earth Asteroid Scout

    McNutt, Leslie / Johnson, Les / Clardy, Dennon et al. | NTRS | 2014
    Schlagwörter: Space Sciences (General)

    Near Earth Asteroid Scout (animation)

    Johnson, Les | NTRS | 2014
    Schlagwörter: Space Sciences (General)

    Near Earth Asteroid Scout Explanatory Animation

    Johnson, Les | NTRS | 2014
    Schlagwörter: Space Sciences (General)

    Near-Earth Asteroid Scout Mission

    Heaton, Andrew / Castillo-Rogez, Julie / Frick, Andreas et al. | NTRS | 2014
    Schlagwörter: Space Sciences (General)

    Non-Rocket In-Space Propulsion

    Vulpetti, Giovanni / Johnson, Les / Matloff, Gregory L. | Springer Verlag | 2008
    Schlagwörter: Popular Science, general

    Propulsion Technology Assessment: Science & Enabling Technologies to Explore the Interstellar Medium

    Hopkins, Randall C. / Thomas, Herbert D. / Wiegmann, Bruce M. et al. | NTRS | 2015
    Schlagwörter: Space Sciences (General)

    Sailing in Space: From Science Fiction to Science Fact

    Johnson, Les | NTRS | 2019
    Schlagwörter: Space Sciences (General)