NASA Abbreviations and Acronyms
- AGEair/ground equipment
- AGIAgreement Item
- AGLAbove Ground Level
- AGLAbsolute Ground Level
- AGLAbove-Ground Link
- AGMAAmerican Gear Manufacturer'S Association
- AGOSantiago, Chile Tracking Station
- AGOESAdvanced Geosynchronous Observation Environment Satellite
- AGOSSAutomated Ground Operations Scheduling System
- AGREEAdvisory Group in Reliability of Electronic Equipment
- AGSAbort Guidance System
- AGSAntigravity Suit
- AGTAdaptive Guidance Throttling
- AHAttitude Hold
- AHCSAdvanced Helicopter Control System
- AHIArtificial Horizon Indicator
- AHMAutomatic Hold Mode
- AHPAnalytical Hierarchy Process
- AHRAblative Heat Rate
- AHRSAttitude Heading Reference System
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