European engineers studying string of clock failures on Galileo navigation satellites – Spaceflight Now
ESA - Galileo : a constellation of navigation satellites
PDF) Inertial Navigation Position and Orientation Estimation with Occasional Galileo Satellite Position Fixes and Stereo Camera Measurements | Ranjan Vepa and Kanella Petrakou - Academia.edu
ESA - Galileo satellites
Galileo-G2
Galileo FOC
ESA - Galileo navigation signals and frequencies
Galileo Satellite Achieves High Earth Orbit Positioning with GPS - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
astronomy | Definition, History, Discoveries, & Facts | Britannica
Medium Earth orbit - Wikipedia
Basics of Space Flight - Solar System Exploration: NASA Science
Remote Sensing | Free Full-Text | Quality of Orbit Predictions for Satellites Tracked by SLR Stations | HTML
Galileo Space Segment - Navipedia
Basics of Space Flight - Solar System Exploration: NASA Science
Dilution of Precision (DOP) Factors for Evaluating Observations to Galileo Satellites with VLBI | SpringerLink
Two Galileo satellites lose their way
ESA - Galileo : a constellation of navigation satellites
Galileo (spacecraft) - Wikipedia
Galileo FOC
US Military Wants Mobile Telescopes to Spot Dead Satellites | Space
Remote Sensing | Free Full-Text | Quality of Orbit Predictions for Satellites Tracked by SLR Stations | HTML
Why NASA's James Webb Space Telescope Matters So Much | Quanta Magazine
Galileo FOC
Attitude determination of Galileo satellites using high-resolution kHz SLR | SpringerLink
