1 to 10 of 6,807 Results
Jun 6, 2024
Mason, James; Swope, Jason; Davies, Ashley; Chien, Steve; Mueting, Joel; Harrison, Tanya; Shah, Vishwa; Walter, JJ, 2024, "Fully Automated Volcano Monitoring and Tasking with Planet Skysat Constellation: Results From a Year of Operations", https://doi.org/10.48577/jpl.FWWWQF, 2023 IEEE IGARSS International Geoscience and Remote Sensing Symposium, JPL Open Repository
Fully Automated Volcano Monitoring and Tasking with Planet Skysat Constellation: Results From a Year of Operations |
Jun 2, 2024
Ethan Schaler, 2024, "Multi-Modal MEMS Sensing Module for Extraterrestrial Oceanographic Exploration", https://doi.org/10.48577/jpl.USVIWN, Hilton Head Workshop 2024, JPL Open Repository
With the discovery of extraterrestrial ocean environment, it is critical to develop unmanned vehicles with sensor payloads to explore the uncharted territory. The sensed data can be used to map the environment and seek signs of life. We present a design for a multi-modal sensing... |
Jun 1, 2024
Itai Zilberstein, 2024, "Decentralized, Decomposition-Based Observation Scheduling for a Large-Scale Satellite Constellation", https://doi.org/10.48577/jpl.MEDEA4, International Conference on Automated Planning and Scheduling (ICAPS) 2024, JPL Open Repository
Deploying multi-satellite constellations for Earth observation re- quires coordinating potentially hundreds of spacecrafts. Centralized approaches to observation scheduling rely on a single controller tasking each satellite. With increasing on-board capability for au- tonomy, we... |
Jun 1, 2024
Itai Zilberstein, 2024, "Search Applications for Dynamic Targeting of Satellite Observations", https://doi.org/10.48577/jpl.WLKQ6M, International Conference on Automated Planning and Scheduling (ICAPS) 2024, JPL Open Repository
In the Dynamic Targeting (DT) planning problem, a satellite uses a look-ahead sensor to gain information on the upcoming environment. This information can be used to intelligently plan observations for the future as to maximize utility. The DT problem is an exciting application o... |
May 27, 2024
Cate Heneghan, 2024, "NASA Interferometer to Study the Sun Using Small Sats", https://doi.org/10.48577/jpl.UWLQHN, 4S Symposium 2024, JPL Open Repository
The Sun Radio Interferometer Space Experiment (SunRISE) mission uses smallsat technologies to create a space-borne interferometer. The mission will differentiate hypotheses on how magnetic energy in the corona is converted into intense relativistic particle radiation and how this... |
May 15, 2024
Jay Marion, 2024, "Design and Test of Retention Mechanism to Apply Direction-Dependent Axial Force to Mars Returnable Sample Tube Assemblies", https://doi.org/10.48577/jpl.PM9OWT, 47th Aerospace Mechanism Symposium (Hampton, VA) [May 15-17, 2024), JPL Open Repository
This paper describes a compact, high force, fully reversible 2-way latching mechanism design that will interact with hardware currently on Mars. Details of the mechanism and a novel wire wound joint design are presented alongside preliminary test results and lessons learned. A ha... |
May 15, 2024
Jay Marion, 2024, "Design and Test of Retention Mechanism to Apply Direction-Dependent Axial Force to Mars Returnable Sample Tube Assemblies", https://doi.org/10.48577/jpl.0CPUG1, 47th Aerospace Mechanism Symposium (Hampton, VA) [May 15-17, 2024), JPL Open Repository
This paper describes a compact, high force, fully reversible 2-way latching mechanism intended to interact with hardware currently on Mars. Details of the mechanism and a wire-wound joint design are presented alongside preliminary test results and lessons learned. A hardware-rich... |
May 15, 2024
Duval Johnson, 2024, "Extreme Benefits of Visual Inspection Under Magnification of Mechanical Components", https://doi.org/10.48577/jpl.FLSU7Z, 47th Aerospace Mechanism Symposium (Hampton, VA) [May 15-17, 2024), JPL Open Repository
Microscope inspections are a very valuable tool for identifying features of a mechanism components that do not meet drawing specifications or have damage due to rough handling, high intensity ultrasonic cleaning and a host of other damaging actions. Many examples of the benefits... |
Apr 23, 2024
Razi Ahmed, 2024, "EnVision VenSAR Altimetry of Venus", https://doi.org/10.48577/jpl.NB70N5, European Synthetic Aperture Radar Conference (EUSAR), JPL Open Repository
The EnVision mission slated for launch in 2031, will revisit Venus decades after Magellan last made satellite measurements of Venus. In addition to hyper-spectral imagers (VenSpec Suite \cite{venspec}) for characterizing the Venus atmosphere, and ground penetrating radar (SRS \ci... |
Apr 23, 2024
Marco Lavalle, 2024, "Histogram SAR Tomography: Model and Airborne Observations", https://doi.org/10.48577/jpl.GNDYCY, EUSAR 2024, JPL Open Repository
Histogram SAR tomography, or SAR histomography, is an imaging technique that utilizes single-baseline interferometric synthetic aperture radar (InSAR) histograms to infer the vertical structure of vegetation. InSAR histograms are obtained by binning SAR image pixel values, such a... |
