Global Monitoring for Environment and Security
Guidance, Navigation and Control
Global Navigation Satellite System
Ground Segment
European GNSS Agency
GMES Space Component
Ground Support Equipment
Global Space Ecomomic Forum
General Study Programme
General Support Technology Programme
Geostationary Transfer Orbit
Horizon 2020
High Density Integration
Heavy Duty Roller (actuator)
Highly Rlliptical Orbit
Heterogeneous Missions Acessibility
Heat Pipes
ESA Headquarters - France
Hungarian Space Office / Magyar Űrkutatási Iroda - Hungary
Interface