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Acronym Listing

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I

IBC —  ID —  IF —  IHE —  INAA —  IQ —  IT

ACRONYM
DEFINITION
CONTRIBUTOR
I&C
Installation and Checkout
Langley
I&C
Instrumentation and Communications (Subsystem)
Goddard
I&T
Integration and Test
Goddard
I/F
Interface
Langley
I/O
Input/Output
CASI
I/OCE
Input/Output Control Element
CASI
I/S
Information Systems
Langley
I/T
Inner Tank
Goddard
IA
Independent Agencies
Goddard
IA
Independent Assessment
Goddard
IA
Interagency Agreement
Goddard
IAA
International Aerospace Abstracts
CASI
IAAP
International Association of Administrative Professionals
Langley
IABP
International Arctic Buoy Program
Goddard
IAC
Independent Assurance Contractor
Goddard
IAC
Industrial Application Center
Langley
IAC
Instrument Alignment Cube
Goddard
IAC
Instantaneous Airborne Count
CASI
IAE
Integral Absolute Error
CASI
IAE
Institute for Space Activities (Instituto de Atividades Espacios, Centro Tecnico Areospacial de Sao Jose dos campos, Brazil); Infrared Anomalous Emitter
CASI
IAF
International Astronautical Federation
Goddard
IAF
Image Analysis Facility
CASI
IAF
Initial Approach Fix
CASI
IAG
Interagency Agreement
CASI
IAGA
International Association of Geomagnitism and Aeronomy
Langley
IAIC
Interagency Acquisition Internet Council
Goddard
IAM
Interface Adapter Modular
Langley
IAMAP
International Association of Meteorology and Atmospheric Physics
Langley
IAP
Intra-Abdominal Pressure
CASI
IAP
Instrument Approach Procedure
CASI
IAPS
Ion Auxiliary Propulsion System
CASI
IAR
Independent Annual Review
Goddard
IAS
Image Assessment System (L-7)
Goddard
IAS
Indicated Air Speed
Langley
IAS
Instrument Analog Slice
Goddard
IAS
lnstitute d’Astrophysique Spatiale
Goddard
IAT
Integration and Test Charge-back System
Goddard
IATA
International Air Transport (formerly Traffic) Association
Langley
IAU
International Astronomical Union
CASI
IAVCEI
International Association of Volcanology and Chemistry of the Earth’s Interior
Goddard
IAW
In Accordance With
Goddard
 
IBC
Input Band Conduction
CASI
IBEX
Infrared Balloon Experiment
Langley
IBEX
Italian-NASA Balloon Experiment
Langley
IBG
Intermediate BTU Gas
CASI
IBIS
Imager on Board Integral Satellite
Goddard
IBIS
Image Based Information System
CASI
IBIS
Instrument for Biological Investigations In Space
CASI
IBM
International Business Machines
Goddard
IBM
International Business Machines Corp.
CASI
IBMS
Ion Beam Mass Spectrometer
CASI
IBR
Integrated Baseline Review
Goddard
IBR
Internal Baseline Review
Goddard
IBS
Integrated Biosphere Simulator
Goddard
IBSE
Initial Blood Storage Equipment
CASI
IBSS
Infrared Background Signature Survey
CASI
IBSSU
Internal Bearing Stabilized Sighting Unit (A stabilized platform for mounting target acquisition and designation instruments on the H-1G Cobra attach helicopter)
CASI
IC
Instrument Controller
Langley
IC
Internal Calibration
Goddard
IC
Integrated Circuit
CASI
ICAF
Industrial College of the Armed Forces
Goddard
ICAF
Industrial Coll. of the Armed Forces, Washington, DC (Later UND)
CASI
ICAM
Integrated Computer-Aided Manufacturing
CASI
ICAN
International Convention for Air Navigation (Commission for)
CASI
ICAO
International Civil Aviation Organization
CASI
ICAR
Individual Contract Action Report
Goddard
ICAS
International Council of the Aeronautical Sciences
CASI
ICAS
Interagency Committee for Atmospheric Science
CASI
ICASE
Institute for Computer Applications in Science and Engineering
CASI
ICB
Inertia Compensated Balance
CASI
ICBC
IMAX Cargo Bay Camera
CASI
ICBM
Intercontinental Ballistic Missile
CASI
ICCD
Intensified Charge Coupled Device
Goddard
ICCERSP
Interagency Coordinating Committee for Earth Resources Survey Programs
CASI
ICCU
Instrument Command and Control Unit
Goddard
ICD
Interface Control Drawing
Goddard
ICD
Interface Control Document
CASI
ICE
In-Circuit Emulator
Goddard
ICE
Inductosyn Electronics
Goddard
ICE
Instrument Control Electronics
Goddard
ICE
Integrated Computer Environment
Langley
ICE
International Cometary Explorer
Goddard
ICE
International Commentary Explorer
CASI
ICEIS
International Conference on Enterprise Information Systems
CASI
ICEM
Integrated Computer-Aided Engineering and Manufacturing
CASI
ICESat
Ice, Cloud and land Elevation Satellite
CASI
ICESat
Ice, Clouds, and Land Elevation Satellite
Goddard
ICF
Inertial Confinement Fusion; Instrument Control Facility
CASI
ICHM
Integrated Control and Health Monitoring
CASI
ICID
Intensified Charge Injection Device
Goddard
ICL
Image Composition Language
CASI
ICM
Interim Control Module (Space Station)
Goddard
ICM
IntraCluster Medium
CASI
ICNI
Improved Communications, Navigation, and Identification
CASI
ICNI
Integrated Communication, Navigation, and Identification
CASI
ICO
Interagency Committee on Oceanography, Washington, DC (Later, CMSER)
CASI
ICPP
Idaho Chemical Processing Plant
CASI
ICR
Instrument Command Request
Goddard
ICR
Inertial Confinement Fusion Reactor
CASI
ICRCCM
Intercomparison of Radiative Codes for Climate Models
Goddard
ICRCCM
Inter Comparison of Radiation Code in Climate Models
CASI
ICRF
Ion Cyclotron Range of Frequency
CASI
ICRS
Intercom Remote Station (Space Shuttle)
CASI
ICS
Instrument Control System
Goddard
ICS
Instrumentation and Communications Subsystem
Goddard
ICS
Integration Control Sequencer
Goddard
ICS
Interpretive Computer Simulation
Goddard
ICSTI
International Council for Scientific and Technical Information
CASI
ICSTI
International Council for Scientific and Technical Information
Langley
ICSU
International Council of Scientific Unions
CASI
ICTAF
Interdisciplinary Center for Technological Analysis and Forecasting
(at Tel-Aviv University)
CASI
ICTAM
International Congress of Theoretical and Applied Mechanics
CASI
ICU
Instrumentation Control Unit
Goddard
ICWG
Interface Control Working Group
Goddard
 
ID
Identification
Langley
ID
Instrument Delivery
Goddard
ID/IQ
Indefinite Delivery/Indefinite Quantity (ADP Contract)
Langley
IDA
Institute for Defense Analyses
Goddard
IDA
Institute for Defense Analyses, Washington, DC
CASI
IDAMS
Image Display And Manipulation System (NASA)
CASI
IDB
Information Database
Goddard
IDB
Internal Data Bus
Goddard
IDC
Indefinite Delivery Contract
Goddard
IDC
Image Dissector Camera
CASI
IDD
Instrument Description Document
Goddard
IDDVP
Individuals with Disabilities and Disabled Veterans Program
Langley
IDE
Interplanetary Dust Experiment
CASI
IDEAS
Initiative to Develop Education Through Astronomy and Space
Goddard
IDEAS
Integrated Detector and Electronics AS
Goddard
IDEAS**2
Interactive Design and Evaluation of Advanced Spacecraft (SSF)
Langley
IDECM
Integrated Defensive Electronic Countermeasures
Langley
IDECS
Image Discrimination, Enhancement, and Combination System (Electronic Optical System)
CASI
IDENT
Aircraft Identification
CASI
IDEP
Interagency Data Exchange Program (GIDEP - Government - Industry Data Exchange Program)
CASI
ID-GS
Intelligence Div., General Staff, Washington, DC
CASI
IDI
Inplane Displacement and Inertia
CASI
IDIQ
Indefinite Delivery-Indefinite Quantity
Goddard
IDL
Image Display Language; Interactive Development Language
Goddard
IDL
Interactive Data Language
Goddard
IDLE
Interstellar Dust Laser Explorer
CASI
IDP
Individual Development Plan
Goddard
IDP
Iodine Disinfection by-Products; Image and Data Processing; Interplanetary Dust Particle
CASI
IDPU
Instrument Data Processing Unit
Goddard
IDR
Incremental Design Review
Goddard
IDR
Instrument Delivery Review
Goddard
IDR
Instrument Design Review
Goddard
IDS
Image Dissection System (Wavefront Sensor)
Goddard
IDS
Integrated Dynamic System
CASI
IDS
Inter-Disciplinary Science investigation (EOS)
Goddard
IDS
Image Dissector Scanner
CASI
IDSP
Interim Digital SAR Processor
CASI
IDT
Image Dissector Tube
Goddard
IDT
Instrument Definition Team
Goddard
IDT
Instrument Development Team
Goddard
IDT
Investigation Definition Team
Goddard
IE-A
Ionosphere Explorer-A
CASI
IEC
International Electrotechnical Commission
Goddard
IECM
Induced Environment Contamination Monitor
CASI
IECO
Inboard Engine Cutoff
CASI
IEEE
Institute of Electrical and Electronics Engineers
CASI
IEF
Isoelectric Focusing Experiment
CASI
IEH
International Extreme-UV Far-UV Hitchhiker
CASI
IEHT
Intensifier Electrical High Tension
Goddard
IELV
Intermediate Expendable Launch Vehicle
Goddard
IEO
Intermediate Earth Orbit
CASI
IEOS
International Earth Observing System
CASI
IES
Imaging Electron Spectrometer
Goddard
IETF
Internet Engineering Task Force
Goddard
 
IF
Incremental Funding (Resource)
Goddard
IF
Intermediate Frequency
CASI
IFA
Institute For Astronomy
Goddard
IFATCA
International Federation of Air Traffic Controllers Associations
CASI
IFB
Invitation for Bid
Goddard
IFC
In-Flight Calibrator (HIRDLS)
Goddard
IFC
Intensive Field Campaign
Goddard
IFF
Identification, Friend or FOE (Detection)
CASI
IFF
If and only If (Logic/Mathematics)
CASI
IFFA
Interactive Flash Flood Analyzer
CASI
IFJ
In-Flight Jumper
Goddard
IFL
Inter Facility Links
Goddard
IFM
Integrated Financial Management
CASI
IFM
Light Maintenance (Space Shuttle)
CASI
IFMP
Integrated Financial Management Program
Goddard
IFMP
Integration Financial Management Project
Langley
IFO
Intensive Field Observation
Goddard
IFOV
Instrument Field of View
Goddard
IFOV
Instantaneous Field-of-View
CASI
IFR
Instrument Flight Rules
CASI
IfSAR
Interfermetric Synthetic Aperture Radar
Goddard
IFToMM
International Federation for the Theory of Machinists and Mechanisms
CASI
IFWG
Interface Working Group
Goddard
IFWS
Integrated Flexible Welding System
CASI
IFYGL
International Field Year on the Great Lakes
CASI
IG
Inspector General
Goddard
IG
Installation Guide
Goddard
IG
Igloo (Structure that provides a pressurized and thermally controlled environment for Spacelab pallet subsystems)
CASI
IGA
Intergovernmental Agreement
CASI
IGAC
International Global Atmospheric Chemistry
Goddard
IGAC
International Global Atmospheric Chemistry Program (part of IGBP)
Langley
IGAC
International Global Atmospheric Chemistry project
CASI
IGBP
International Geosphere-Biosphere Program
CASI
IGDR
Interim Geophysical Data Records
CASI
IGES
Initial Graphics Exchange Specification
Goddard
IGES
Integrated Geometry Exchange Package
Langley
IGM
Iterative Guidance Mode
CASI
IGM
Intergalactic Media
CASI
IGP
Intelligent Gateway Processor
CASI
IGPB
International Geosphere and Biosphere Research Program
Goddard
IGRF
International Geomagnetic Reference Field
CASI
IGS
International GPS Service
Goddard
IGS
International Ground Station
Goddard
IGSE
Instrument Ground Support Equipment
Goddard
IGT
Improved Gas Turbine
CASI
IGV
Incremental Growth Vehicle
CASI
IGV
Inlet Guide Vane
CASI
IGVP-DIS
International Geosphere-Biosphere Program Data and Information System
Goddard
IGY
International Geophysical Year
CASI
 
IHE
Institutions of Higher Education
Goddard
IHP
International Hydrological Program
Goddard
IHS
Inner Heliospheric Sentinels
CASI
IHTET
Integrated High Turbine Engine Technology
Goddard
IHW
International Halley Watch
CASI
IIA
Information Industry Association
CASI
IIA
Information International Associates
CASI
IIGS
Initial Image Generating Subsystem
CASI
IIP
Instrument Incubator Program
Goddard
IIP
Instantaneous Impact Predictor
CASI
IIR
Infinite Impulse Response
CASI
IIRD
Instrumentors Interface Requirements Document
Goddard
IIRV
Improved Inter-range Vector (also I 2 RV)
Goddard
IITA
Information Infrastructure Technology and Applications
Goddard
IKI
Institut Kosmicheskikh Issledoranii (Space Research Institute of
Russia)
Goddard
IKI
Russian/Space Research Institute
Goddard
IKI
Space Research Institute (USSR)
CASI
ILAS
Improved Limb Atmospheric Spectrometer
Goddard
ILC
Intermediate Load Cycle
Goddard
ILL
Interlibrary Loans
Langley
ILLUME
Interactive Lightsheet Locator and Modeling Environment
Langley
ILS
Integrated Library System
Langley
ILS
Integrated Logistics Support
Goddard
ILS
Instrument Landing System
CASI
IM
Insensitive munitions
CASI
IM
Instrument Manager
Goddard
IM
Interconnect Monitor
Goddard
IM
Ionospheric Mapper
CASI
IMA
Integrated Microwave Assembly
Goddard
IMACS
International Association for Mathematics and Computers in Simulation
Langley
IMAGE
Imager for Magnetopause-to-Aurora Global Exploration
CASI
IMAGE
Imager for Magnetopause-to-Aurora Global Explorer
Goddard
IMAPS
Interstellar Medium Absorption Profile Spectrograph
Goddard
IMARPE
Instituto del Mar de Peru
Goddard
IMAS
Integrated Multispectral Atmospheric Sounder
Goddard
IMAX
IMAX Systems Corp., Toronto, Ontario, Canada
CASI
IMBH
Intermediate-Mass Black Hole
CASI
IMBLMS
Integrated Medical and Behavioral Laboratory Measurement System
CASI
IMC
Image Motion Compensation
Goddard
IMC
Instrument Meteorological Conditions
Langley
IMC
Image Motion Compensation (Compensator)
CASI
IMCC
Integrated Mission Control Center (NASA)
CASI
IMCO
International Governmental Maritime Consultative Organization
CASI
IMDC
Integrated Mission Design Center
Goddard
IME
International Magnetospheric Explorer (NASA/ESRO)
CASI
IMechE
Inst. of Mechanical Engineers
CASI
IMF
Initial Mass Function
Goddard
IMF
Interplanetary Magnetic Field
Goddard
IMF
Initial Mass Function; Interplanetary Magnetic Field
CASI
IMG
Interferometric Monitor for Greenhouse gases (Japanese)
Goddard
IMI
Inner Magnetosphere Imager
CASI
IML
International Microgravity Laboratory
CASI
IMOC
Integrated Mission Operations Complex
Goddard
IMOD
In-situ Monitoring of Orbital Debris
Langley
IMOS
Integrated Modeling of Optical Systems
Goddard
IMP
Interplanetary Monitoring Platform (Explorer Satellites)
CASI
IMP 8
Interplanetary Monitoring Platform
CASI
IMPACT
Ion Implementation Perturbed Angular Correlation Technique
CASI
IMPATT
Impact Ionization Avalanche Transit Time (Solid state diodes)
CASI
IMPATT
Impact ionization, Avalanche and Transit-Time
CASI
IMRA
Infrared Monochromatic Radiation
CASI
IMS
Institutional Management Support
Langley
IMS
Institutional Management System (IEEE)
Langley
IMS
Ion Mass Spectrometer
CASI
IMS
Information Management System
CASI
IMSC
Independent Model Space Control
CASI
IMSL
International Mathematical & Statistical Library
Langley
IMSPG
International Microgravity Strategic Planning Group
Goddard
IMU
Inertia Navigational Measurement Unit
Langley
IMU
Inertial Measurement Unit (Space Shuttle); see also SDIMU
CASI
 
INAA
Instrument Neutron Activation Analysis
CASI
INC
Intranuclear Cascade
CASI
INCA
Interactive Controls Analysis
Goddard
INCL
Inclination
CASI
INDOEX
Indian Ocean Experiment
Goddard
INF
Inland Navigation Facility
CASI
INFO
Ionic Difluoroamino Oxidizer
CASI
INIS
International Nuclear Information System
CASI
INIST
Institute de l'Information Scientifique et Technique
Langley
INMARSAT
International Microgravity Laboratory
CASI
INMS
Ion and Neutral Mass Spectrometer
Goddard
INOP
Inoperative
Langley
INPE
Brazilian Space Agency
Langley
INPE
Instituto National de Psequisas Espaciais (Brazil)
Goddard
INREQ
Information Request
CASI
INS
Inertial Navigation System
CASI
INSAT
India Satellite
Goddard
INSAT
Indian Satellite
CASI
INSTEP
In-Space Technology Experiment
Langley
In-STEP
In-Space Technology Experiments Program
Langley
INTEGRAL
International Gamma Ray Astrophysics Laboratory
CASI
INTELESAT-VI-R
INTELESAT-VI-Reboost
CASI
Internet
A National Network
Langley
INVAP
Investigacion Aplicaciones
Goddard
IOA
Integrated Operations Architecture
Goddard
IOA
Independent Orbiter Assessment (Space Shuttle)
CASI
IOC
In Orbit Checkout
Goddard
IOC
In-Orbit Construction
CASI
IOC
Intercell Ohmic Contact
CASI
IOC
Intergovernmental Oceanographic Commission
Goddard
IOC
Initial Operational Capability
CASI
IOCM
Interim Operational Contamination Monitor
CASI
IOCS
I/O Controller Slice
Goddard
IOD
International Organization for Standardization
Langley
IOM
Input/Output Module (Space Shuttle)
CASI
IOMI
Indian Ocean Meteorological and Oceanographic Imager (Navy’s name for the NASA (GIFTS) /Navy/NOAA satellite)
CASI
ION
Institute of Navigation
Goddard
IONET
IP Operational Network
Goddard
IOP
Institutional Operating Plan
Langley
IOP
Intensive Observation Period
CASI
IOP
Intensive Observing Period
Goddard
IOP
Internal Operating Procedures
Goddard
IOSV
Interorbital Space Vehicle
CASI
IOU
Input Output Unit
Goddard
IP
Intellectual Property
Goddard
IP
Internet Protocol
CASI
IPA
Intergovernmental Personnel Act
Goddard
IPAC
Infrared Processing and Analysis Center
CASI
IPACS
Integrated Power/Attitude Control System
CASI
IPAD
Integrated Programs for Aerospace Vehicle Design
CASI
IPAR
Intercepted Photosynthetically Active Radiation
Langley
IPB
In-Plane Bending
Goddard
IPC
Image Proportional Counter (Astronomy; HEAO-2)
CASI
IPC
Institute for Interconnecting and Packaging Electronic Circuits
Goddard
IPC
Institutional Planning Committee
Goddard
IPC
Interprocess Communications
CASI
IPCC
Intergovernmental Panel on Climate Change
CASI
IPD
Information Processing Division
Goddard
IPDT
Integrated Product Development Team
Goddard
IPF
Integrated Processing Facility
Goddard
IPIM
Integrated Product Information Model
Goddard
IPIS
Interactive Parameter Identification System
CASI
IPIS-RAFB
Instrument Pilot Instructor School Randolph Air Force Base, TX
CASI
IPL
Image Processing Laboratory
CASI
IPL
Interplanetary Physics Laboratory (Satellite in the OPEN program)
CASI
IPM
International Project Management
Goddard
IPM
Interference Prediction Models
CASI
IPMP
Investigation into Polymer Membranes Processing
CASI
IPMS
Industrial Property Management Specialist
Goddard
IPN
Interplanetarv Network
Goddard
IPN
Interpenetrating Polymer Networks
CASI
IPNS
Intense Pulsed Neutron Source
CASI
IPO
IGES/PDES Organization
Goddard
IPO
Industrial Property Officer
Goddard
IPO
Institutional Program Office
Goddard
IPO
Integrated Program Office
Goddard
IPOC
International Partner Operations Center
CASI
IPOD
Image Processor for Optical Data
CASI
IPOMS
International Polar-Orbiting Meteorological Satellite
Langley
IPP
Installation-Provided Property
Goddard
IPR
Intellectual Property Rights
Goddard
IPS
Input Processing System
Langley
IPS
Integrated Planning System (ISS)
Goddard
IPS
Instrument Pointing System
CASI
IPS
Integrated Propulsion System
CASI
IPS
Intermittent Positive Control
CASI
IPS
Isotope Power System
CASI
IPSL
Idle Property Screening List
Langley
IPT
Integrated Product Team
Goddard
IPTH
Inter-Panel Transfer Harness
Goddard
IPTS
International Practical Temperature Scale
CASI
 
IQ
Indefinite Quantity
Langley
IQL
Interactive Query Language
Goddard
IQSY
International Quiet Sun Year (1964-65)
CASI
IR
Infrared
CASI
IR
Integrated Resource
Goddard
IR
Ionizing Radiation
CASI
IR
Imaging radar
CASI
IR&D
Independent Research and Development
Goddard
IR&D
Internal Research and Development
Goddard
IR/MW
Infrared/Microwave
Goddard
IRA
Institutional Research Awards
Goddard
IRAC
Infrared Array Camera
Goddard
IRAC
Interdepartmental Radio Advisory Committee
Goddard
IRAC
International Radio Advisory Committee
Goddard
IRAD
Independent Research and Development
Goddard
IRAF
Image Reduction Analysis Facility
Goddard
IRAF
Interactive Data Reduction and Analysis Facility
CASI
IRAP
Image Reduction and Analysis Package
Goddard
IRAS
Infrared Astronomical Satellite
Goddard
IRAS
Infrared Astronomy Satellite
CASI
IRBM
Intermediate Range Ballistic Missile
CASI
IRCCD
Infrared Charge Coupled Device
CASI
IRCFE
Infrared Communications Flight Experiment
CASI
IRD
Interface Requirement Document
Goddard
IRDA
Infrared Detection and Acquisition
CASI
IRDA
Infrared Detection and Array
CASI
IRI
International Reference Ionosphere
CASI
IRIA
Infrared Information and Analysis
CASI
IR-IE
Infrared Imaging Equipment
CASI
IRIG
Inter-range Instrumentation Group
CASI
IRIG
Inertial Reference Integration Gyro
CASI
IRIS
Integrated Raster Imaging System (workstation from SGI)
Goddard
IRIS
Infrared Interferometer Spectrometer (Voyager)
CASI
IRIS
Italian Research Interim Stage
CASI
IRLE
Infrared Limb Experiment
Langley
IRlS
Infrared Imaging Survey
Goddard
IRLS
Interrogation Recording and Location System (Naval Oceanographic Office)
CASI
IRM
Information Resource Management
CASI
IRM
Information Resource Manager
Langley
IRM
Ion Release Module
CASI
IRN
Interface Revision Notice
Goddard
IRQ
Interrupt Request (Computer science)
Langley
IRR
Imaging Infrared Radiometer
Goddard
IRS
Indian Remote Sensing Satellite
Goddard
IRS
Infrared Spectrograph
Goddard
IRSP
Instrumentation Radar Support Program
Goddard
IRST
Infrared Search and Track
CASI
IRT
Integrated Rendezvous Radar Target
CASI
IRTF
Infrared Telescope Facility
Goddard
IRTS
Infrared Telescope on Spacelab
Goddard
IRTS
Infrared Telescope in Space
CASI
IRU
Inertial Reference Unit (same as INS)
CASI
IS
International Standard
Goddard
ISA
Instrument Society of America
Langley
ISA
International Standard Atmosphere
CASI
ISA
Interstage Adapter
CASI
ISAC
INTELESAT Solar Array Coupons
CASI
ISAIAH
Israeli Space Agency Investigation About Hornets
CASI
ISAL
Instrument Synthesis Analysis Lab
Goddard
ISAMS
Improved Stratospheric and Mesospheric Sounder
CASI
ISAP
International STEP Automotive Project
Goddard
ISAS
Institute for Space and Aeronautical Sciences
Goddard
ISAS
Institute of Space and Astronautical Science (Japanese)
CASI
ISATD
Information Services and Advanced Technology Division
Goddard
ISATS
Integrated Spacecraft Automated Test System
Goddard
ISBN
International Standard Book Number
CASI
ISC
Information Systems Center
Goddard
ISC
Instrument Signal Conditioning
Goddard
ISC
Instrument Support Controller
Goddard
ISC
International Space Corporation
CASI
ISCAN
Inertialess Steerable Communications Antenna
CASI
ISCAN
International Sanitary Convention for Air Navigation
ISCCP
International Satellite Cloud Climatology Program
Goddard
ISCCP
International Satellite Cloud Climatology Project
CASI
ISDC
Integral Science Data Centre
Goddard
ISDN
Integrated Services Digital Network
CASI
ISDN
Integrated Switched Digital Network
Goddard
ISE
Instrument Systems Engineer
Goddard
ISE
Intelligent Synthesis Environment
Goddard
ISEE
International Sun-Earth Explorers
CASI
ISEM
ITA Standard Experiment Model (ITA = Instrumentation Technology Association)
CASI
ISF
Industrial Space Facility
CASI
ISI
Institute for Scientific Information
Langley
ISI
Integral Systems, Inc.
Goddard
ISIM
Integrated Science Instrument Model
CASI
ISIM
Integrated Science Instrument Module
Goddard
ISIO
Instrument Serial I/O
Goddard
ISIS
International Satellite for Ionospherics Study
CASI
ISLSCP
International Satellite Land-Surface Climatology Project
CASI
ISM
Interstellar Matter
Goddard
ISM
Interstellar Medium
CASI
ISM
Independent Subcarrier Method
CASI
ISMU
Indigenous Space Materials Utilization
CASI
ISMU
In-Situ Materials Utilization
CASI
ISO
Information Systems Office (Library of Congress)
Langley
ISO
Institutional Support Office
Goddard
ISO
International Standards Organization
Goddard
ISO
Infrared Space Observatory
CASI
ISO
International Organization for Standardization
CASI
ISOCAM
ISO Camera
Goddard
ISOPHOT
ISO Photometer
Goddard
ISP
Specific Impulse
CASI
ISPM
International Solar Polar Mission
CASI
ISR
Interrupt Service Routine (IEEE)
Langley
ISR
Infrared Scanning Radiometer
CASI
ISRC
Institutional Support Review Committee
Langley
ISRU
In Situ Resource Utilization
CASI
ISRU
In-Situ Resource Utilization (see also ISMU)
CASI
ISS
Ion Scattering Spectroscopy
CASI
ISS
Image Stabilization System
Goddard
ISS
Instrument Support Structure
Goddard
ISS
Integrated Space Systems
Goddard
ISS
Integrated Start System (Satellite)
CASI
ISS
International Space Station
Goddard
ISS
Imaging Science Subsystem
CASI
ISSA
International Space Station Alpha
CASI
ISSA
IRAS Sky Survey Atlas
CASI
ISSEC
International Space Station as an Engineering Center
Goddard
ISSEC
Internal Spectral Shifter and Energy Converter
CASI
ISSN
International Standard Serial Number
CASI
ISSO
Information System Security Officer
Langley
ISSP
International Space Station Program
Goddard
IST
Institute of Simulation and Training
Goddard
IST
Instrument Support Terminal
CASI
ISTC
International Standard Text Code
CASI
ISTO
Information Sciences Technology Office
CASI
ISTP
International Solar and Terrestrial Physics
Goddard
ISTP
International Solar Terrestrial Physics (program)
CASI
ISU
Instrument Simulator Unit
Langley
ISU
International Space University
CASI
ISV
Initial State Vector
CASI
ISV
Internal State Variable
CASI
ISY
International Space Year
CASI
 
IT
Information Technology
CASI
IT
Instrument Team
Goddard
IT&L
Integration Test and Launch
Goddard
IT&V
Integration Test and Verification (Plan)
Goddard
ITA
Incoming Target Alarm
CASI
ITA
Infrastructure Technology and Applications
Goddard
ITA
Institute of Transport Aviation
CASI
ITA
Instrumentation Technology Association
CASI
ITA
Intelligent Task Automation
CASI
ITA
Interface Test Adapter
CASI
ITALSAT
Italian Ka-Band Satellite
Goddard
ITAR
International Traffic in Arms Regulations
CASI
ITC
Instrument Technology Center
Goddard
ITCOP
Interagency Tracking and Communications Operations Panel
Goddard
ITCZ
InterTropic Convergence Zone
CASI
ITCZ
Inter-Tropical Convergence Zone
Goddard
ITE
Instrument Test Engineer
Goddard
ITE
Integral Throat and Entrances (of rocket nozzles)
CASI
ITER
International Thermonuclear Experimental Reactor
CASI
ITF
Intensity Transfer Function
Goddard
ITL
Industries Test Lab., Philadelphia Naval Shipyard, PA
CASI
ITM
Ionospheric, Thermospheric, and Mesospheric
Goddard
ITMM
Integrated Thermal Math Model
Goddard
ITOS
Integrated Test and Operations System
Goddard
ITOS
Improved TIROS Operational Satellite
CASI
ITP
Interface Test Program
Goddard
ITP
Intra-Thoracic Pressure
CASI
ITPP
International TOVS Processing Package
Goddard
ITPR
Infrared Temperature Profile Radiometer
CASI
ITS
Inner Thermal Shield
Goddard
ITS
Integrated Truss Structure
CASI
ITSC
Information Technology Support Center
Goddard
ITSO
International Telecommunications Satellite Organization
CASI
ITSP
Information Technology Systems Plan
Langley
ITT
Integration Test Team
Goddard
ITU
International Telecommunications Union
CASI
ITV
Instructional Television
Goddard
ITV
Instrumented Test Vehicle
CASI
ITV
Interplanetary Transfer Vehicle
CASI
ITVC
International Technical Video Competition
Langley
IU
Interface Unit
Goddard
IUE
International Ultraviolet Explorer
CASI
IUGG
International Union of Geodesy and Geophysics
Langley
IUGS
International union of Geological Sciences
Langley
IUS
Inertial Upper Stage (Space Shuttle)
CASI
IUSB
Integrated Utility Systems Board
CASI
IUTE
Industry University Technology Experiment
CASI
IUWDS
International URSIgram and World Days Service
CASI
IV
Intravenous
CASI
I-V
Current/Voltage
CASI
IV&V
Independent Verification and Validation
CASI
IVA
Intra-Vehicular Activity
Goddard
IVA
Intravehicular Activity
CASI
IVAS
Innovative Ventricular Assist System
Goddard
IVCS
Inner Vapor Cooled Shield
Goddard
IVE
Interface Verification Equipment
Goddard
IVR
Interactive Voice Response
Goddard
IVS
International VLBI Service
CASI
IVT
Independent Verification Team
Goddard
IVT
Interface Verification Test
Goddard
IVVF
Independent Verification and Validation Facility
Goddard
IWG
Interface Working Group
Goddard
IWG
Investigator Working Group
CASI
IWP
Ice Water Path
Goddard
   


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