Keyword: Information Technology

Information Technology

Briefs: Information Technology
The Advanced Data Analytics Platform (ADAPT): Concept, Design, Architecture, and Operation

NASA scientists are uniquely positioned to research and understand the processes affecting the Earth’s climate. To study these important processes, scientists must address the Big Data challenges posed by working with massive amounts of observational and...

Briefs: Information Technology
BUMPER-CEV Micrometeoroid and Orbital Debris Risk Assessment Code Rev. A

BUMPER-CEV Version 1.71 is used to perform micrometeoroid/orbital debris (MMOD) risk assessments for the Orion Multi-Purpose Crew Vehicle (MPCV) spacecraft. BUMPER is the primary risk analysis program used by NASA to provide for reliable and safe operations of spacecraft...

Briefs: Information Technology

The Ground Systems Development and Operations (GSDO) Smart Firing Room Project aims to create a firing room using cutting-edge technologies of today that...

Briefs: Information Technology
Advanced Numerical Integration Techniques for High-Fidelity SDE Spacecraft Simulation

Simulation study is an integral part of the validation of navigation algorithms for spacecraft. While it is possible to come up with an estimate of a navigation algorithm’s performance with a low-fidelity system model, the mathematical analysis is intractable...

Briefs: Information Technology

The Design Reference Mission (DRM) tool was developed to support the Exo-Starshade (Exo-S) Science and Technology Definition Team for modeling both the Dedicated (30-m...

Briefs: Information Technology
Seismometer Simulation Software

Seismometer Simulation Software (SEISim) is written to provide a simulation for the seismometer instrument in the Insight (Interior Exploration using Seismic Investigations, Geodesy, and Heat Transport) mission so that flight software developers can use it to develop and test their software applications. It can...

Briefs: Information Technology
Data Parallel Line Relaxation Code (DPLR) Version 3.05

The Reacting Flow Environments branch at NASA ARC is interested in characterizing the aerothermal environment of three main classes of problem: planetary entry vehicles, reusable launch vehicles (RLVs), and arc-jet (or other ground test) flow simulations. Each of these problem classes has...

Briefs: Software

Numerical simulations of plume impingement heating to the International Space Station (ISS) and its visiting vehicles require a specific way to...

Briefs: Information Technology
Front End Data System (FEDS) Version 10.0

In traditional missions at NASA, ground systems were normally custom-built for each project. Additionally, there would be separate ground systems for each part of the spacecraft as well as a totally separate ground system for mission operations. Each of these generally interfaced through non-standard...

Briefs: Information Technology
Submersible Phase Change Float Sizing

This software allows sizing of submersibles powered by hydraulic generators that are pressurized by ocean thermal gradients at various depths. The software allows the operator to input the fixed size of the vessels containing the phase change material (PCM). The effective expansion of the PCM is also input,...

Briefs: Software
Auxiliary Payload Sensor System Simulation Software

Auxiliary Payload Sensor System Simulation Software (APSSim) provides a simulation of the seismometer used in the Insight (Interior Exploration using Seismic Investigations, Geodesy, and Heat Transport) mission. The software takes recorded or simulated APSS data as an input, preprocesses the...

Briefs: Information Technology
Link Complexity Scheduling Algorithm

NASA’s Deep Space Network (DSN) provides communication and other services for planetary exploration for both NASA and international users. The DSN operates antennas at three complexes in California, Spain, and Australia, with the longitudinal distribution of the complexes enabling full sky coverage and...

Briefs: Software
EXOS Software

An improved version of EXOS software allows for the modeling of fabrics, mixtures, and porous materials, and also provides the ability to accept hex mesh geometries. The code employs a novel numerical method, a hybrid particle finite element approach, as well as particles and elements in tandem, each modeling distinct aspects of...

Briefs: Information Technology

One of the crucial ground structures employed at the launch pad during the Space Shuttle program is the rainbird nozzle system, whose primary objective is to...

Briefs: Information Technology
Method for Evaluating the Pneumatic Hammer Stability of a Fluid-Film Bearing Using CFD

This invention relates to a fluid film bearing and a process for evaluating pneumatic hammer instability. Based on the stability criteria, a method was developed using 3D CFD (computational fluid dynamics) evaluation dynamics to evaluate the onset of pneumatic...

Briefs: Information Technology
DAWN: a Simulation Model for Evaluating Costs and Tradeoffs of Big Data Science Architectures

Data science is emerging as a critical area of research and technology to advance scientific discovery, knowledge, and decision-making through systematic computational approaches to analyzing massive data sets. The sheer volume of data increase, coupled...

Briefs: Information Technology
Multiphysics Piezoelectric Finite Element Modeling for Designing a Piezoelectric Damping Treatment for Vibration Control of Rotating Blades

The requirements for advanced aircraft engine components lead to designs that are more lightweight and efficient, yet more susceptible to excessive vibration, complex dynamic behavior, and uncertain...

Briefs: Information Technology
DRAT: A Distributed Release Audit Tool

DRAT software overcomes limitations inherent in the Apache Release Audit Tool (RAT), and also brings code auditing and open-source license analysis into the realm of Big Data by using scalable, open-source Apache technologies. Distributed RAT (DRAT) leverages Apache Tika to automatically detect and classify...

Briefs: Information Technology
Graphical Input-Output Visualization Tool for DAVE-ML Models

Adopters of the AIAA/ANSI Standard S119, “Flight Dynamics Model Exchange Standard,” are required to deal with models encoded using DAVE-ML, an XML grammar. While examining the model via a text editor, the ability to visualize nonlinear mappings between input and output signals is...

Briefs: Information Technology
Synchronization and Visualization of Arbitrary Streams (SAVORS)

The purpose of SAVORS is to supercharge the command-line tools already used by administrators with powerful visualizations that help them understand the output much more rapidly and with far greater scalability across systems. SAVORS not only supports the output of existing...

Briefs: Software
Using a Moderate Ionospheric Storm Detector to Improve WAAS Availability

The Wide Area Augmentation System (WAAS) broadcasts information that allows users to bound the positioning error that arises from ionospheric delay of signals emitted by Global Positioning System satellites. A critical objective of WAAS is to make ionospheric grid delays...

Briefs: Information Technology
JLAB Tracking Tool (JTRAK)

The JLAB Tracking Tool (JTRAK) is a Web-enabled database tool designed to automate the tracking of James Webb Space Telescope (JWST) Integrated Ground Support System (IGSS) and Integrated Test Support System (ITSS) configured items. These configured items consist of IGSS and ITSS equipment and materials; hardware and...

Briefs: Information Technology
Orbital Mechanics Simulation Program for Educational Outreach

AJava software program was developed that provides a solar system simulation, demonstrating the application of calculus to understanding and modeling how the real universe operates. The program can be modified by the user to study various changes in physical properties, and software...

Briefs: Software
Automated Generation of Failure Modes and Effects Document from a Simple SysML Model

This software queries a model of system in the MagicDraw program and uses that information to create an Excel spreadsheet that represents a basic FMEA (Failure Modes and Effects Analysis). It automates the generation of an FMEA; the user only has to open...

Briefs: Electronics & Computers
Space Network Access System (SNAS)

SNAS is a single, universally accessible, standards-based, full-featured customer interface for performing Tracking and Data Relay Satellite System (TDRSS) planning, scheduling, and real-time service monitoring and control. It consolidates functionality of multiple legacy customer interface systems into a...

Briefs: Software
Educational Software for OctaSat Nanosatellite Training Kit

Nanosatellites are very small satellites that can conduct various space missions using microelectronics, primarily in near-Earth orbits. Aerospace engineering students need to learn about the working principles and control of nanosatellites. However, the cost of an actual nanosatellite...

Briefs: Information Technology
NASA App

The NASA App showcases a huge collection of the latest NASA content in a mobile optimized format, including images, videos on-demand, NASA Television, mission information, news and feature stories, tweets, ISS sighting opportunities, satellite tracking, Third Rock Radio, featured educational content, and much more for iOS and Android...

Briefs: Software
Program to Categorize and Count Observations Performed by the Mars Reconnaissance Orbiter

CreateMEPReport.pl software is designed to read through a description of observations scheduled to be taken by the instruments onboard the Mars Reconnaissance Orbiter (MRO) spacecraft to categorize the observations, and then present totals for the...

Briefs: Information Technology
Anomaly Detection in Large Sets of High-Dimensional Symbol Sequences (sequenceMiner)

SequenceMiner was developed to address the problem of detecting and describing anomalies in large sets of high-dimensional symbol sequences. sequenceMiner works by performing unsupervised clustering (grouping) of sequences using the normalized longest common...