Aeronautics Abbreviations and Acronyms
- GDGuidance
- GDGround
- GDOPGeometric Dilution of Precision
- GDSGoldstone
- GDXGoldstone
- GENOPAUSEGeodeticpsatellite In Polar Geosynchronous Orbit
- GESGoddard Experiment Support System
- GESSGoddard Experiment Support System
- GETLGround Elapsed Time of Landing
- GFWSGround Proximity Warning System
- GGSGlobal positioning system ground station
- GHEGaseous Helium
- GHZGigahertz
- GIMTACSGoes I-M Telemetry and Command System
- GLDGlide Slope
- GLNSGps Landing and Navigation System
- GLNUGps Landing and Navigation Unit
- GLSGlide Slope
- GLSGBAS Landing System
- GLUGPS Landing Unit
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