51–100 von 165 Ergebnissen
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    Lightweight Integrated Solar Array (LISA): Providing Higher Power to Small Spacecraft

    Johnson, Les / Carr, John / Fabisinski, Leo et al. | NTRS | 2015

    Near Earth Asteroid Scout

    Johnson, Les | NTRS | 2015

    NEA Scout and Lunar Flashlight: Two Near-Term Interplanetary Solar Sail Missions

    Johnson, Les / Cohen, Barbara / McNutt, Leslie et al. | NTRS | 2015

    Near Earth Asteroid Scout

    Johnson, Les | NTRS | 2015

    Lightweight Integrated Solar Array (LISA): Providing Higher Power to Small Spacecraft

    Johnson, Les / Carr, John / Fabisinski, Leo et al. | NTRS | 2015

    Solar Sail Propulsion for Interplanetary Cubesats

    Johnson, Les / Sobey, Alex / Sykes, Kevin | NTRS | 2015

    Electric Sail Propulsion for Exploring Nearby Interstellar Space

    Johnson, Les / Wiegmann, Bruce M. / Bangham, Mike | NTRS | 2015

    Near-Earth Asteroid Scout

    Walden, Amy / Clardy, Dennon / Johnson, Les | NTRS | 2015

    Near-Earth Asteroid Scout

    McNutt, Leslie / Johnson, Les / Clardy, Dennon et al. | NTRS | 2014

    Implementation Options for the PROPEL Electrodynamic Tether Demonstration Mission

    Bilen, Sven G. / Johnson, Les / Gilchrist, Brian E. et al. | NTRS | 2014

    Solar and Drag Sail Propulsion: From Theory to Mission Implementation

    Johnson, Les / Alhorn, Dean / Boudreaux, Mark et al. | NTRS | 2014

    Solar and Drag Sail Propulsion: From Theory to Mission Implementation

    Johnson, Les / Alhorn, Dean / Boudreaux, Mark et al. | NTRS | 2014

    Near-Earth Asteroid Scout Mission

    Heaton, Andrew / Castillo-Rogez, Julie / Frick, Andreas et al. | NTRS | 2014

    Reduction of Martian Sample Return Mission Launch Mass with Solar Sail Propulsion

    Russell, Tiffany E. / Heaton, Andy F. / Young, Roy et al. | NTRS | 2013

      Reduction of Martian Sample Return Mission Launch Mass with Solar Sail Propulsion

      Russell, Tiffany E. / Heaton, Andrew / Thomas, Scott et al. | NTRS | 2013

    Near-Earth Asteroid (NEA) Scout

    McNutt, Leslie / Johnson, Les / Kahn, Peter et al. | NTRS | 2014

    Near Earth Asteroid Scout (animation)

    Johnson, Les | NTRS | 2014

    An Overview of Solar Sail Propulsion within NASA

    Johnson, Les / Swartzlander, Grover A. / Artusio-Glimpse, Alexandra | NTRS | 2013

    The PROPEL Electrodynamic Tether Mission and Connecting to the Ionosphere

    Gilchrist, Brian / Bilen, Sven / Hoyt, Rob et al. | NTRS | 2012

    Multiple NEO Rendezvous Using Solar Sail Propulsion

    Johnson, Les / Alexander, Leslie / Fabisinski, Leo et al. | NTRS | 2012

    Multiple NEO Rendezvous Using Solar Sails

    Johnson, Les / Alexander, Leslie / Fabisinski, Leo et al. | NTRS | 2012

    Technology Area Roadmap for In-Space Propulsion Technologies

    Johnson, Les / Meyer, Michael / Palaszewski, Bryan et al. | NTRS | 2012

    Roadmap for In-Space Propulsion Technology

    Meyer, Michael / Johnson, Les / Palaszewski, Bryan et al. | NTRS | 2012

    Roadmap for In-Space Propulsion Technology

    Meyer, Michael / Johnson, Les / Palaszewski, Bryan et al. | NTRS | 2012

    JEM-EUSO Baseline Optical Design Lens and Frame Stress and Dynamics Analysis

    Roth, Lisa / Sobey, Alex / Young, Roy | NTRS | 2012

    Mars Sample Return Using Solar Sail Propulsion

    Johnson, Les / Macdonald, Malcolm / Mcinnes, Colin et al. | NTRS | 2012

    Technology Area Roadmap for In Space Propulsion Technologies

    Johnson, Les / Meyer, Michael / Palaszewski, Bryan et al. | NTRS | 2011

    Solar Sail Propulsion

    Johnson, Les | NTRS | 2011

    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

    Technology Area Roadmap for In Space Propulsion Technologies

    Johnson, Les / Meyer, Mike / Coote, David et al. | NTRS | 2010

    Status of Solar Sail Technology Within NASA

    Johnson, Les / Young, Roy / Montgomery, Edward et al. | NTRS | 2010

    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

    Solar-C Conceptual Spacecraft Design Study: Final Review. Release 2

    Hopkins, Randall / Baysinger, Mike / Thomas, Dan et al. | NTRS | 2010

    Deployable Propulsion, Power and Communication Systems for Solar System Exploration

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