151–200 von 217 Ergebnissen
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    The HIAD Orbital Flight Demonstration Instrumentation Suite

    Swanson, Greg / Smith, Brandon / Akamine, Robert et al. | NTRS | 2018
    Science and Technology Mission Directorate. HIADs are an enabling technology that can facilitate atmospheric entry of heavy payloads to planets ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Space Transportation And Safety

    NASA ground communications

    Roeder, John | NTRS | 1989
    , video, data and facsimile information for intercenter coordination, and to provide user access to space science and applications data bases. For ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Communications And Radar

    Open-source Techniques for Automated Landslide Inventory Generation for Rapid Response

    Pukar Amatya / Dalia Kirschbaum / Thomas Stanley | NTRS
    learn about efficient way to harmonize multi-sensor data for creating a long-term record of landslides, training strategies and ongoing deep ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Earth Resources And Remote Sensing , Computer Programming And Software

    The Doppler Wind Temperature Sensor (DWTS) Flight Evaluation and Experiments (TES-16,17)

    Marcus S Murbach / Arwen I Dave / Logan Seth Schisler et al. | NTRS
    Ames and the Nano Orbital Workshop group have been working to evaluate the DWTS instrument on orbit and optimize it as a flexible cube ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Meteorology and Climatology , Lunar and Planetary Science and Exploration , Earth Resources and Remote Sensing

    Discrete event simulation of NASA's Remote Exploration and Experimentation Project (REE)

    Dunphy, J. / Rogstad, S. | NTRS | 2001
    spacecraft and allow large amounts of data reduction and compression to be done before science results are returned to Earth. ...
    Verlag: NASA National Aeronautics and Space Administration

    Feasibility Study on Lunar Concrete Landing Pad

    Lee, Jaeho / Chang, Byung Chul / Lee, Sangah et al. | ASCE | 2012
    Utilization). The concept of ISRU is reducing delivery cost supporting reasonable and efficient space exploration. And it plans to use the resources ...
    Schlagwörter: Space structures , Space exploration

    An Experimental Investigation of Size Sorting of Lunar Simulants in Terrestrial and Lunar Gravity

    Zeng, X. / Wilkinson, R. A. / Agui, J. H. et al. | ASCE | 2010
    be enhanced by the use of beneficiation approaches of lunar regolith to increase efficiency and performance of regolith processors for oxygen ...
    Schlagwörter: Space construction , Space exploration

    Intelligent Explorer with Smart Manipulator and Drilling Mechanism for Lunar or Planetary Exploration

    Kubota, T. / Nagaoka, K. / Kunii, Y. | ASCE | 2010

    Unmanned deep space explorations have received a lot of attention in recent years. Some missions to land safely and explore on the

     ...
    Schlagwörter: Space construction , Space exploration

    Photogrammetric aspects of remapping procedures

    Mikhail, E. M. | NTRS | 1982
    Photogrammetric control generation is discussed. Techniques in remote sensing data reduction are described. Emphasis is placed on methods ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Earth Resources And Remote Sensing

    The Doppler Wind and Temperature Sounder (DWTS) Flight Evaluation and Experiments (TES-16,17)

    Marcus S. Murbach / Lawrence Gordley / Joe Gubeli et al. | NTRS
    planetary atmospheres. In partnership with GATS, NOAA, and other collaborators, NASA Ames and the Nano-Orbital Workshop (NOW) group have been ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Design, Testing and Performance

    Support for Flight Trajectories and Video Capture: Initial Results Using a Free Open Source Flight Simulator

    Durham, Jayson / Mehrubeoglu, Mehrube / McLauchlan, Lifford et al. | ASCE | 2010
    trajectories and analyze video capture capabilities to determine the necessary toolset for analyzing imagery data to meet the mission needs. The ...
    Schlagwörter: Space construction , Space exploration

    Doppler Wind and Temperature Sounder (DWTS) Flight Evaluation and Experiments (TES-16,17)

    M. S. Murbach / L. Gordley / J. Gubeli et al. | NTIS | 2023
    planetary atmospheres. In partnership with GATS, NOAA, and other collaborators, NASA Ames and the Nano-Orbital Workshop (NOW) group have been ...
    Verlag: National Aeronautics and Space Administration, Washington, DC.

    The TOPSAR interferometric radar topographic mapping instrument

    Zebker, Howard A. / Madsen, Soren N. / Martin, Jan et al. | NTRS | 1992
    Agency (ASI), while the AIRSAR instrument and modifications to it supporting TOPSAR were sponsored by NASA. A new data processor was developed at ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Earth Resources And Remote Sensing

    Transition to Operations Plans for GPM Datasets

    Zavodsky, Bradley / Jedlovec, Gary / Case, Jonathan et al. | NTRS | 2013
    Founded in 2002 at the National Space Science Technology Center at Marshall Space Flight Center in Huntsville, AL. Focused on transitioning ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Earth Resources And Remote Sensing , Meteorology And Climatology

    Fire on the Moon: Solid Fuel Combustion Experiments

    Paul Ferkul / Ya-Ting Liao / Gary Ruff et al. | NTRS
    . Oxygen limits for upward and downward spread on the Moon will be compared to 1-g values. Earth-based partial gravity facilities (drop towers ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    Low Cost Entry, Descent, and Landing (EDL) Instrumentation for Planetary Missions

    Hwang, H. H. / Munk, M. M. / Dillman, R. A. et al. | NTRS | 2016
    tests, however validating flight data are often lacking, especially for missions not involving Earth re-entry. NASA has made strategic decisions ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: and Landing , Instrumentation And Photography

    A New Lunar Soil Simulant in China

    Jiang, Mingjing / Li, Liqing / Wang, Chuang et al. | ASCE | 2010
    -1, of which the basic mechanical characteristics (e.g., internal friction angle, cohesion and compression index) match the typical values of ...
    Schlagwörter: Space construction , Space exploration

    Apollo to Artemis: Mining 50-Year Old Records to Inform Future Human Lunar Landing Systems

    Petersen, D. / Charvat, J. / Somers, J. et al. | NTRS | 2020
    Launch System rocket and Orion capsule will carry astronauts from Earth to the Gateway, the human lunar landing system has not yet been fully ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    Key Differences in Operating a Rover on the Moon vs. Mars

    Trimble, Jay | NTRS | 2017
    and control support from space. Another implication of the long round trip light time from Earth to Mars, is that flight software functions ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration , Space Communications, Spacecraft Communications, Command And Tracking

    Airborne Visible/Infrared Imaging Spectrometer (AVIRIS): Recent improvements to the sensor

    Chrien, Thomas G. / Green, Robert O. / Sarture, Charles M. et al. | NTRS | 1993
    AVIRIS is a NASA-sponsored Earth-looking imaging spectrometer designed, built and operated by the Jet Propulsion Laboratory. Spectral ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Instrumentation And Photography

    The 50 Constellation Priority Sites

    Noble, S. / Joosten, K. / Eppler, D. et al. | NTRS | 2009
    exploration to aid engineering design and operational planning. The list compilers leveraged heavily on past site selection work (e.g. Geoscience and ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    The Solar Orbiter X-Band TT&C New Features: GMSK with PN Regenerative Ranging and DDOR Semaphores Implementation

    Mascarello, Marco / Sessler, Gunther / Vassallo, Enrico et al. | IEEE | 2019
    NRZ-L/PSK/PM or SP-L/PM. In order to provide the required mission science data return and, due to the bandwidth limitation of the SP-L/PM ...

    Characterization of 2024-T351 Aluminum for Dynamic Loading Applications

    Gilat, A. / Seidt, J. D. / Pereira, J. M. | ASCE | 2008

    The deformation (plastic) and failure of 2024-T351 is studied under a wide range of loading conditions. Uniaxial tension and compression

     ...
    Schlagwörter: Space life support systems , Space construction , Space exploration

    Exploration Medical Capability System Engineering Overview

    Mindock, J. / McGuire, K. | NTRS | 2018
    Deep Space Gateway and Transport missions will change the way NASA currently practices medicine. The missions will require more autonomous ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    Orbit Operations at 433 Eros: Navigation for the NEAR Shoemaker Mission

    Williams, B. G. / Miller, J. K. / Antreasian, P. G. et al. | NTRS | 2000
    Shoemaker (NEAR) in memory of the late astronomer and geologist Eugene Shoemaker. NEAR will gather science data at Eros until February 14, 2001 ...
    Verlag: NASA National Aeronautics and Space Administration

    Lunar Surface Rovers

    Plescia, J. B. / Lane, A. L. / Miller, D. | NTRS | 1992
    Many questions of lunar science remain unanswered because of a lack of specific data. With the potential for returning humans to the Moon ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Exploration

    Global Database of GSSR Mars Delay-Doppler Radar Observations: Analysis for Landing Site Characterization and Rover Trafficability

    Haldemann, A. F. C. / Jurgens, R. F. / Slade, M. A. et al. | NTRS | 1999
    Earth-based radar data remain an important part of the information set used to select and certify spacecraft landing sites on Mars ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    University participation via UNIDATA, part 1

    Dutton, J. | NTRS | 1986
    and several advisory committees in anticipation of receiving data from the many Earth observing instruments on the space station complex ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Documentation And Information Science

    A New Centimeter-Level Real-Time Global Navigation and Positioning Capability with GPS

    Bar-Sever, Yoaz | NTRS | 2001
    science remote sensing, including: the onboard generation of science data products in real-time, sensor control and reduction of data transmission ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Earth Resources And Remote Sensing

    Operations of the Optical Communications Demonstration for the Orion EM-2 Mission

    Safavi, Haleh | NTRS | 2019
    on numerous Orion subsystems via Development Flight Instrumentation (DFI) allows large data volume returns sooner for DFI and future science ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Space Communications, Spacecraft Communications, Command And Tracking

    FASTSAT-HSV01 Thermal Math Model Correlation

    McKelvey, Callie | NTRS | 2011
    2010 on a Minotaur IV rocket from the Kodiak Launch Complex in Kodiak, Alaska. It carried three Earth science experiments and two technology ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Design, Testing And Performance

    The HIAD Orbital Flight Demonstration Instrumentation Suite

    Swanson, G. T. / Smith, B. P. / Akamine, R. L. et al. | NTRS | 2018
    Science and Technology Mission Directorate. HIADs are an enabling technology that can facilitate atmospheric entry of heavy payloads to planets ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Design, Testing And Performance

    Remote Measurement of Pollution - A 40-Year Langley Retrospective

    Remsberg, Ellis E. | NTRS | 2011
    Shuttle vehicle that could be used to construct and supply a manned, Earth-orbiting Space Station. Applications programs were emphasized in ...
    Verlag: NASA National Aeronautics and Space Administration

    Airborne Visible/Infrared Imaging Spectrometer (AVIRIS): Sensor improvements for 1994 and 1995

    Sarture, C. M. / Chrien, T. G. / Green, R. O. et al. | NTRS | 1995
    AVIRIS is a NASA-sponsored Earth-remote-sensing imaging spectrometer designed, built and operated by the Jet Propulsion Laboratory (JPL ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Instrumentation And Photography

    Mars Landing Engine Plume Impingement Ground Interaction

    Mehta, Manish / Sengupta, Anita / Pokora, Mark et al. | ASCE | 2010

    A subscale landing site alteration program was conducted in support of future Mars landed Missions to provide site alteration data

     ...
    Schlagwörter: Space construction , Space exploration

    International Agreement on Planetary Protection

    NTRS | 2000
    contamination - development of sample transfer and container sealing technologies for Earth return, improvement in sample return landing target ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    The AVIRIS Low Altitude Option-An Approach to Increase Geometric Resolution and Improve Operational Flexibility Simultaneously

    Sarture, Charles M. / Chovit, Christopher J. / Chrien, Thomas G. et al. | NTRS | 1998
    prodigious amounts of high quality data. Using the NASA/Ames ER-2 high altitude aircraft platform, flight operations have become very reliable as ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Earth Resources And Remote Sensing

    Traverse Planning Experiments for Future Planetary Surface Exploration

    Hoffman, S. J. / Voels, S. A. / Mueller, R. P. et al. | ASCE | 2012
    will not have been previously traversed and the only pre-traverse data sets available will be remote (orbital) observations. Devon Island was ...
    Schlagwörter: Space structures , Space exploration

    Mission Plan for the Mars Surveyor 2001 Orbiter and Lander

    Plaut, J. J. / Spencer, D. A. | NTRS | 1999
    system; the Lander will not have direct-to-Earth communications capability. Science data collected from the Orbiter will also be used to aid in ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    Models for Facilitating Government-Funded Activities in the Post-ISS LEO Ecosystem

    Erica Rodgers / Pat Craven / Jason Hay et al. | NTRS
    nonprofit called the Center for the Advancement of Science in Space (CASIS) since 2011 to support research, development, education, and commercial ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    Application of Interferometric Radars to Planetary Geologic Studies

    Mouginis-Mark, P. J. / Rosen, P. / Freeman, A. | NTRS | 2005
    applications of this technique to be identified. A recent workshop was organized by the Jet Propulsion Laboratory and the Southern California ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    Subsurface Explorer Robot with Peristaltic Crawling Mechanism

    Kubota, Takashi / Omori, Hayato / Murakami, Taro et al. | ASCE | 2012
    paper proposes a worm-typed drilling robot which is maneuverable in regolith by peristaltic crawling and the developed earth auger. A new ...
    Schlagwörter: Space structures , Space exploration

    An RLV-Based Plume Impingement Test Bed: Terrestrial Evaluation of Landing Pads Constructed of Granular Materials

    O'Konek, N. / Nolek, D. / Finger, G. W. | ASCE | 2012
    have developed the Plume Impingement Test Bed (PITB) to provide a means of i) gathering data relating to plume effects upon prepared and ...
    Schlagwörter: Spacecraft launching and landing , Space structures , Space exploration

    Agreements/subagreements Applicable to Wallops, 12 Nov. 1991

    NTRS | 1991
    , and mission of the facility are briefly surveyed. Brief accounts are given of NASA earth science activities at the WFF, including atmospheric ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Ground Support Systems And Facilities (Space)

    NASA Tools for Climate Impacts on Water Resources

    Toll, David / Doorn, Brad | NTRS | 2010
    and predictions. NASA and Earth science data and analyses will ultimately enable more accurate climate prediction, and characterization of ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Meteorology And Climatology

    Remote Measurement of Pollution - A 40-Year Langley Retrospective, Part 1

    E. E. Remsberg | NTIS | 2011
    Shuttle vehicle that could be used to construct and supply a manned, Earth-orbiting Space Station. Applications programs were emphasized in ...
    Verlag: National Aeronautics and Space Administration, Langley Station, VA. Langley Research Center
    Schlagwörter: Earth resources , Space shuttles

    An overview of the NSCAT/N-ROSS program

    Martin, B. D. / Freilich, Michael H. / Li, F. K. et al. | NTRS | 1986
    mission, the NSCAT flight instrument and groundbased data processing/distribution system, and NASA-supported science and verification activities ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Earth Resources And Remote Sensing

    Network accessible multi-terabyte archive

    Rybczynski, Fred | NTRS | 1991
    The viewgraphs of a discussion on Network Accessible Multi-terabyte Archive presented at the National Space Science Data Center (NSSDC ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Documentation And Information Science

    The precision of today's satellite laser ranging systems

    Dunn, Peter J. / Torrence, Mark H. / Hussen, Van S. et al. | NTRS | 1993
    some geophysical parameters, such as solid Earth tidal effects and GM, and the improved temporal resolution of others, such as Earth ...
    Verlag: NASA National Aeronautics and Space Administration

    Inspection Technique for Reliability Analysis of Lunar Rover Wheel Designs

    Parbatani, K. K. / Thomson, V. J. | ASCE | 2012

    A technique is presented that evaluates the reliability of lunar rover wheel designs where data for operation in the lunar environment

     ...
    Schlagwörter: Space structures , Space exploration