121–140 von 155 Ergebnissen
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    Deployable Propulsion, Power and Communication Systems for Solar System Exploration

    Johnson, Les / Carr, John A. / Boyd, Darren | NTRS | 2017

    A science-driven mission concept to an exoplanet

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

    The Heliopause Electrostatic Rapid Transit System (HERTS)

    Wiegmann, Bruce M. / Johnson, Les / Bangham, Michael | NTRS | 2017

    Earth-to-Orbit Beamed Energy eXperiment (EBEX)

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

    New Moon Explorer (NME) Robotic Mission Concept

    Dervan, Jared A. / Johnson, Les / McNutt, Leslie et al. | NTRS | 2018

    Solar Sail Propulsion

    Johnson, Les | NTRS | 2018

    Solar Sails

    Johnson, Les | NTRS | 2018

    Nuclear Thermal Propulsion and Power: A New Capability for Outer Planet Science and Exploration

    Johnson, Les / Gerrish, Harold / Houts, Mike et al. | NTRS | 2018

    Solar Sails

    Johnson, Les | NTRS | 2018

    Solar Sail Propulsion for Small Spacecraft

    Johnson, Les / Lockett, Tiffany / Few, Alex | NTRS | 2018

    New Moon Explorer Robotic Precursor Mission Concept

    Dervan, Jared A. / Johnson, Les / McNutt, Leslie et al. | NTRS | 2018

    Using Nuclear Thermal Propulsion to Help Enable the Exploration and Development of Space

    Houts, Mike / Johnson, Les / Gerrish, Harold et al. | NTRS | 2018

    The Challenge of In Space Propulsion

    Johnson, Les / Percy, Tom | NTRS | 2018

    Near Earth Asteroid (NEA) Scout

    Johnson, Les / Lockett, Tiffany / Few, Alex et al. | NTRS | 2018

    NASA's Nuclear Thermal Propulsion (NTP) Project

    Houts, Mike / Mitchell, Sonny / Aschenbrenner, Ken et al. | NTRS | 2018