Keyword: Satellites

Articles: Software

Following the Space Shuttle Columbia accident in 2003, the Columbia Accident Investigation Board spent nearly seven months examining the cause of the accident. To this end, investigators...

Who's Who: Aerospace

Bob Reisse coordinates the design and testing of ALHAT (Autonomous Landing Hazard Avoidance Technology) sensors. In December, ALHAT instruments were melded to HUEY...

Briefs: Information Technology
X-Ray Detection and Processing Models for Spacecraft Navigation and Timing

The current primary method of deepspace navigation is the NASA Deep Space Network (DSN). High-performance navigation is achieved using Delta Differential One-Way Range techniques that utilize simultaneous observations from multiple DSN sites, and incorporate observations...

Briefs: Physical Sciences

A revolutionary way is proposed of studying the surface of Mars using a wind-driven network of mobile sensors: GOWON. GOWON would be a scalable, self-powered and...

Briefs: Information Technology
Stackfile Database

This software provides storage retrieval and analysis functionality for managing satellite altimetry data. It improves the efficiency and analysis capabilities of existing database software with improved flexibility and documentation. It offers flexibility in the type of data that can be stored. There is efficient retrieval...

Briefs: Information Technology
Ionospheric Simulation System for Satellite Observations and Global Assimilative Model Experiments — ISOGAME

Modeling and imaging the Earth’s ionosphere as well as understanding its structures, inhomogeneities, and disturbances is a key part of NASA’s Heliophysics Directorate science roadmap. This invention provides a design tool for...

Briefs: Physical Sciences
Interactive 3D Mars Visualization

The Interactive 3D Mars Visualization system provides high-performance, immersive visualization of satellite and surface vehicle imagery of Mars. The software can be used in mission operations to provide the most accurate position information for the Mars rovers to date. When integrated into the mission data...

Briefs: Software
Mars Relay Lander and Orbiter Overflight Profile Estimation

This software allows science and mission operations to view graphs of geometric overflights of satellites and landers within the Mars (or other planetary) networks. It improves on the MaROS Web interface within any modern Web browser, in that it adds new capabilities to the MaROS...

Articles: Imaging

With an airborne camera capable of making precise and detailed ecological observations, biologists at Applied Ecological Services (Brodhead, WI) are bringing satellite imagery closer to...

Briefs: Physical Sciences
In-Situ Wire Damage Detection System

An In-Situ Wire Damage Detection System (ISWDDS) has been developed that is capable of detecting damage to a wire insulation, or a wire conductor, or to both. The system will allow for real-time, continuous monitoring of wiring health/integrity and reduce the number of false negatives and false positives...

Briefs: Physical Sciences
Seismic Imager Space Telescope

A concept has been developed for a geostationary seismic imager (GSI), a space telescope in geostationary orbit above the Pacific coast of the Americas that would provide movies of many large earthquakes occurring in the area from Southern Chile to Southern Alaska. The GSI movies would cover a field of view as long...

Briefs: Information Technology
Estimating Sea Surface Salinity and Wind Using Combined Passive and Active L-Band Microwave Observations

Several L-band microwave radiometer and radar missions have been, or will be, operating in space for land and ocean observations. These include the NASA Aquarius mission and the Soil Moisture Active Passive (SMAP) mission, both of which use...

Articles: Manufacturing & Prototyping
Top Ten Most Popular Entries

Visitors to the Create the Future Design Contest Web site were invited to vote on their favorite entries. Here are the top ten most popular entries, winners of a SpaceMouse Pro 3D mouse from 3Dconnexion.

Evacuated Tube Transport Technologies (ET3)™ Daryl Oster, ET3 Global Alliance

This global...

Application Briefs: Test & Measurement

NASA’s Curiosity rover landed in the Gale Crater on Mars on August 5, having flown over 127 million miles since its November 2011 launch. As part of NASA’s Mars Exploration Program,...

Briefs: Software
Global Swath and Gridded Data Tiling

This software generates cylindrically projected tiles of swath-based or gridded satellite data for the purpose of dynamically generating high-resolution global images covering various time periods, scaling ranges, and colors called “tiles.” It reconstructs a global image given a set of tiles covering a...

Briefs: Software
GOES-R: Satellite Insight

GOES-R: Satellite Insight seeks to bring awareness of the GOES-R (Geostationary Operational Environmental Satellite — R Series) satellite currently in development to an audience of all ages on the emerging medium of mobile games. The iPhone app (Satellite Insight) was created for the GOES-R Program. The app describes...

Briefs: Software
Aquarius iPhone Application

The Office of the CIO at JPL has developed an iPhone application for the Aquarius/SAC-D mission. The application includes specific information about the science and purpose of the Aquarius satellite and also features daily mission news updates pulled from sources at Goddard Space Flight Center as well as Twitter. The...

Articles: Research Lab

Over the course of its history, NASA has nurtured partnerships with the private sector to facilitate the transfer of NASA-developed technologies. The benefits of these partnerships have...

Briefs: Physical Sciences
Measurement Techniques for Clock Jitter

NASA is in the process of modernizing its communications infrastructure to accompany the development of a Crew Exploration Vehicle (CEV) to replace the shuttle. With this effort comes the opportunity to infuse more advanced coded modulation techniques, including low-density parity-check (LDPC) codes that...

Briefs: Electronics & Computers
Single-Pole Double-Throw MMIC Switches for a Microwave Radiometer

In order to reduce the effect of gain and noise instabilities in the RF chain of a microwave radiometer, a Dicke radiometer topology is often used, as in the case of the proposed surface water and ocean topography (SWOT) radiometer instrument. For this topology, a single-pole...

Briefs: Physical Sciences
Jet and Tropopause Products for Analysis and Characterization (JETPAC)

This suite of IDL programs provides identification and comprehensive characterization of the dynamical features of the jet streams in the upper troposphere, the lower stratospheric polar night jet, and the tropopause. The output of this software not only provides...

Briefs: Physical Sciences
Earth-Science Data Co-Locating Tool

This software is used to locate Earthscience satellite data and climate-model analysis outputs in space and time. This enables the direct comparison of any set of data with different spatial and temporal resolutions. It is written in three separate modules that are clearly separated for their functionality and...

Briefs: Electronics & Computers
Hardware Implementation of Lossless Adaptive Compression of Data From a Hyperspectral Imager

Efficient onboard data compression can reduce the data volume from hyperspectral imagers on NASA and DoD spacecraft in order to return as much imagery as possible through constrained downlink channels. Lossless compression is important for signature...

Briefs: Software
JPL Genesis and Rapid Intensification Processes (GRIP) Portal

Satellite observations can play a very important role in airborne field campaigns, since they provide a comprehensive description of the environment that is essential for the experiment design, flight planning, and post-experiment scientific data analysis. In the past, it has been...

Application Briefs: Software

NASA’s Jet Propulsion Laboratory (JPL) in Pasadena, CA, has implemented Maple, MapleSim, and MapleNet modeling and simulation software from Maplesoft in its...

Briefs: Electronics & Computers
Fast and Adaptive Lossless Onboard Hyperspectral Data Compression System

Modern hyperspectral imaging systems are able to acquire far more data than can be downlinked from a spacecraft. Onboard data compression helps to alleviate this problem, but requires a system capable of power efficiency and high throughput. Software solutions have limited...

Who's Who: Aerospace

NASA is helping to lead an international effort to upgrade the systems that supply crucial location information and earth science measurements. Stephen...

Briefs: Software
Multi-Scale Three- Dimensional Variational Data Assimilation System for Coastal Ocean Prediction

A multi-scale three-dimensional variational data assimilation system (MS-3DVAR) has been formulated and the associated software system has been developed for improving high-resolution coastal ocean prediction. This system helps improve coastal ocean...

Briefs: Physical Sciences
Lunar Navigation Determination System — LaNDS

A portable comprehensive navigational system has been developed that both robotic and human explorers can use to determine their location, attitude, and heading anywhere on the lunar surface independent of external infrastructure (needs no Lunar satellite network, line of sight to the Sun or Earth,...