1–20 of 74 hits
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    Near Earth Asteroid Scout Mission Update

    Sweetser, Ted / Lantoine, Gregory / Castillo-Rogez, Julie et al. | NTRS | 2020

    Electric Sail Propulsion for Deep Space Missions

    Johnson, Les / Polzin, Kurt | NTRS | 2019

    Near Earth Asteroid Scout: Exploring an Asteroid Using a SmallSat

    Johnson, Les / Lockett, Tiffany / Castillo-Rogez, Julie | NTRS | 2019

    Near Earth Asteroid Scout Mission Update

    Pruitt, Matt / Lockett, Tiffany / Matus, Joe et al. | NTRS | 2019

    STMD: Nuclear Thermal Propulsion Update

    Mitchell, Sonny / Johnson, Les | NTRS | 2019

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

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

    Solar Sail Propulsion Status

    Johnson, Les | NTRS | 2019

    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

    NASA's Nuclear Thermal Propulsion (NTP) Project

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

    From Solar Sails to Laser Sails

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

    Power Beaming to Energy Storage Airships

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

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

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

    The Challenge of In Space Propulsion

    Johnson, Les / Percy, Tom | NTRS | 2018

    Earth to Orbit Beamed Energy Experiment (EBEX)

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