GPS.gov: Space Segment
50th Atlas 5 rocket puts up new GPS satellite – Spaceflight Now
GPS Satellites | Lockheed Martin
Benefits coming from GPS III constellation - GPS World
Lockheed Martin Delivers Software Upgrade for GPS III Ground Control System
GPS in history > Schriever Space Force Base (Archived) > Article Display
As GPS 3 launch nears, Air Force keeps watchful eye on ground controls - SpaceNews
Block IIF and Block III | GEOG 862: GPS and GNSS for Geospatial Professionals
GPS Block III SV04 | Falcon 9 | Everyday Astronaut
AFSPC Milestone: First Block II GPS satellite launched > Air Force Space Command (Archived) > Article Display
Most Advanced GPS Satellite Comes Together: First Lockheed Martin-Built GPS III Ready for System-Level Testing
GPS Block III SV03 | Falcon 9 Block 5 | Everyday Astronaut
GPS Block III - Wikipedia
GPS Block 2 and 2A
GPS Block III: a new generation of GPS satellites now included in the EGNOS solution | EGNOS User Support
Farewell to a Great Generation: GPS IIA - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
Global Positioning System Payloads | L3Harris® Fast. Forward.
GPS Block IIF – Spacecraft & Satellites
How a Little Blue Dot Changed the World global positioning system, GPS, L3Harris, little blue dot, Space Race, rubidium atomic clock, navigation technology satellite one, navigation technology satellites, Navigation Technology Satellite-3, NTS-3,
Benefits coming from GPS III constellation - GPS World
GPS Modernization - Precision and fiability | Effigis
Fifth GPS III Satellite Takes to the Skies | Lockheed Martin
GPS Block 2 and 2A
GPS-3 (Navstar-3) - Gunter's Space Page
Harris Offers Digital Navigation Payload for GPS Block III - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
