1–50 von 207 Ergebnissen
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    InSight/MarCO Opportunistic Multiple Spacecraft Per Antenna (OMSPA) demonstration

    Conner, Charles D. / Malhotra, Shan / Finley, Susan G. et al. | NTRS | 2019

    Assessment of Potential Mars Relay Network Enhancements

    Wenkert, Daniel / Lee, Charles H. / Gladden, Roy et al. | NTRS | 2018

    Next Generation Relay Services at Mars via an International Relay Network

    Edwards, Charles D. Jr / Wenkert, Daniel / Burleigh, Scott C. et al. | NTRS | 2018

    A Dedicated Relay Network to Enable the Future of Mars Exploration

    Davis, Richard M. / Viotti, Michelle A. / Edwards, Charles D. et al. | NTRS | 2021

    Deep Space Atomic Clock Technology Demonstration Mission Results

    Wang, Rabi / Stuart, Jeffrey / Seal, Ella et al. | NTRS | 2022

    TBIRD 200-Gbps CubeSat Downlink: System Architecture and Mission Plan

    Piazzolla, Sabino / Roberts, W. Tom / Wang, Jade P. et al. | NTRS | 2022

    Robust Vision-based Multi-spacecraft Guidance Navigation and Control using CNN-based Pose Estimation

    Rahmani, Amir / Mesbahi, Mehran / Talebi, Shahriar et al. | NTRS | 2022

    Low Cost Access to Mars Surface using a Small Impact Lander

    Woolley, Ryan / Edwards, Charles / Diniega, Serina et al. | NTRS | 2021

    Bistatic Radar Experiments with UAV: Qualification and Performance of a Miniaturized Instrument

    Brockers, Roland / Lay, Norm / Podest, Erika et al. | NTRS | 2021

    Q4 – A CubeSat Mission to Demonstrate Omnidirectional Optical Communications

    Velazco, Jose E / Sanchez de la Vega, Jaime | NTRS | 2020

    Opportunistic Arraying

    Tkacenko, Andre / Okino, Clayton / Abraham, Douglas et al. | NTRS | 2020

    Opportunistic Arraying

    Johnstone, Andrew / Towfic, Zaid / Tkacenko, Andre et al. | NTRS | 2020

    Deployment mechanisms for high packing efficiency One-MEter Reflectarray Antenna (OMERA)

    Cwik, Tom / Agnes, Greg / Shi, Mengjan et al. | NTRS | 2019

    Deployable CubeSat Antennas for Deep Space and Earth Science Missions

    Cwik, Tom / Gonzalez, David / Decrossas, Emmanuel et al. | NTRS | 2019

    Deep Space Optical Communications

    Hoppe, Daniel / Piazzolla, Sabino / Srinivasan, Meera et al. | NTRS | 2018

    Design Principles for Smallsat SARs

    Freeman, Anthony | NTRS | 2018

    Using Optical Communications Links for Deep-Space Navigation

    Karimi, Reza R. / McCandless, Sarah Elizabeth / Peng, Michael et al. | NTRS | 2017

    SmallSat Navigation via the Deep Space Network: Lunar Transport

    Wood, Lincoln / Stuart, Jeffrey | NTRS | 2017

    RainCube, a Ka-band Precipitation Radar in a 6U CubeSat

    Williams, Austin / Chahat, Nacer / Price, Douglas et al. | NTRS | 2017

    Unmanned Aircraft Systems in the National Airspace System: A Formal Methods Perspective

    Munoz, Cesar A. / Dutle, Aaron / Narkawicz, Anthony et al. | NTRS | 2016

    Power Converter Design for the Europa Lander Motor Controller

    Lias, Malcolm / Hunter, Don / Bolotin, Gary et al. | NTRS | 2022

    NASA-ISRO SAR (NISAR) Mission Status

    Kumar, Raj / Rosen, Paul A. | NTRS | 2021

    Feasibility of “Weak GPS” Real-Time Positioning/Timing at Lunar Distance

    Cheung, Kar-Ming / Lee, Charles / Heckman, David | NTRS | 2020

    Spacecraft-to-Earth communications for Juno and Mars Science Laboratory critical events

    Navarro, Robert / Rogstad, David / Goodhart, Charles et al. | NTRS | 2012

    Deep Space Network and Lunar Network Communication Coverage of the Moon

    Lee, Charles H. / Cheung, Kar-Ming | NTRS | 2006

    A Reliable Service-Oriented Architecture for NASA's Mars Exploration Rover Mission

    Mak, Ronald / Walton, Joan / Keely, Leslie et al. | NTRS | 2005

    Applying EVM to Satellite on Ground and In-Orbit Testing - Better Data in Less Time

    Peters, Robert / Lebbink, Elizabeth-Klein / Lee, Victor et al. | NTRS | 2008

    GPS Navigation Results from the Low Power Transceiver CANDOS Experiment on STS-107

    Haas, Lin / Massey, Chris / Baraban, Dmitri et al. | NTRS | 2003

    NiH2 Reliability Impact Upon Hubble Space Telescope Battery Replacement

    Rao, Gopalakrishna M. / Hollandsworth, Roger / Armantrout, Jon et al. | NTRS | 2002

    Pre-Hardware Optimization of Spacecraft Image Processing Algorithms and Hardware Implementation

    Kizhner, Semion / Petrick, David J. / Flatley, Thomas P. et al. | NTRS | 2002

    NASA Imaging for Safety, Science, and History

    Grubbs, Rodney / Lindblom, Walt / Bowerman, Deborah S. | NTRS | 2002

    Standardizing an End-to-end Accounting Service

    Greenberg, Edward / Kazz, Greg | NTRS | 2006

    Spacecraft Data and Relay Management using Delay Tolerant Networking

    Torgerson, J. Leigh / Schoolcraft, Joshua B. / Pang, Jackson N et al. | NTRS | 2006

    Simplified Lasercom System Architecture Using a Disturbance-Free Platform

    Chen, Chien-Chung / Hemmati, Hamid / Biswas, Abhijit et al. | NTRS | 2006