21–40 von 155 Ergebnissen
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    Near Earth Asteroid Scout: NASA's Solar Sail Mission to a NEA

    Johnson, Les / Castillo-Rogez, Julie / Dervan, Jared | NTRS | 2017

      Near Earth Asteroid Scout: NASA's Solar Sail Mission to a NEA

      Johnson, Les / Lockett, Tiffany | NTRS | 2017

    Earth to Orbit Beamed Energy Experiment

    Johnson, Les / Montgomery, Edward E. | NTRS | 2017

    NASA's Space Launch System: Progress Toward the Proving Ground

    Jackman, Angie / Johnson, Les | NTRS | 2017

      NASA'S Space Launch System: Progress Toward the Proving Ground

      Jackman, Angie / Johnson, Les | NTRS | 2017

    Earth-to-Orbit Beamed Energy eXperiment (EBEX)

    Johnson, Les / Montgomery, Edward E. | NTRS | 2017

    Near Earth Asteroid (NEA) Scout

    Johnson, Les / Dervan, Jared / McNutt, Leslie et al. | NTRS | 2017

    Near Earth Asteroid (NEA) Scout

    Johnson, Les / Dervan, Jared / Castillo, Julie C. | NTRS | 2017

    In-Space Chemical Propulsion Systems Roadmap

    Palaszewski, Bryan / Meyer, Michael / Johnson, Les et al. | NTRS | 2017

    From Solar Sails to Laser Sails

    Johnson, Les / Montgomery, Edward E. | NTRS | 2017

    A Science-Driven Mission Concept to An Exoplanet

    Bennett, Gary / Frisbee, Robert / Friedman, Louis et al. | NTRS | 2017

    Power Beaming to Energy Storage Airships

    Johnson, Les / O'Neil, Daniel | NTRS | 2017

    Earth to Orbit Beamed Energy Experiment (EBEX)

    Johnson, Les / Montgomery, Edward E, Sandy | NTRS | 2017

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

    Hopkins, Randall C. / Thomas, Herbert D. / Wiegmann, Bruce M. et al. | NTRS | 2016

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

      Hopkins, Randall C. / Thomas, Herbert D. / Wiegmann, Bruce M. et al. | NTRS | 2016

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

      Hopkins, Randall C. / Thomas, Herbert D. / Wiegmann, Bruce M. et al. | NTRS | 2015

    Near Earth Asteroid (NEA) Scout

    Johnson, Les | NTRS | 2016

    Solar Sails for Spacecraft Propulsion

    Johnson, Les | NTRS | 2016

    Solar Sails

    Johnson, Les | NTRS | 2016