Spacecraft and Satellite Navigation Systems Design

• Galileo European Satellite Navigation System  - Discusses the operations of the time and space reference. Explains the navigation technologies developed.
• Galileo Joint Undertaking  - Details the coverage of the navigation satellite system developed by Europe for global monitoring applications.
• Global Positioning Systems Wing  - US Air Force directive conducting navigation and transmission of imaging data for military and other purposes.
• National Space-Based Positioning, Navigation, and Timing Executive Committee  - Established department that functions to discuss matters regarding the implementation of global positioning system.