HMH - #DidYouKnow: Navstar GPS (Global Positioning System) was launched in 1978, same as HMH. President Clinton granted nonmilitary users access to the GPS signal in 2000. #40YearsofHMH #GPS #MapsOnMyPhone #WhereAmI , | Facebook
The Sky's The Limit - The Global Positioning System (GPS)101 <<Safer,Smarter,Confident Pilots>> #SmartPilotLikeToLearn The Global Positioning System (GPS), originally Navstar GPS, is a satellite-based radionavigation system owned by the United States ...
![Artist's global concept of the NAVSTAR Global Positioning System Satellite - PICRYL Public Domain Search Artist's global concept of the NAVSTAR Global Positioning System Satellite - PICRYL Public Domain Search](https://cdn10.picryl.com/photo/1981/11/23/artists-global-concept-of-the-navstar-global-positioning-system-satellite-9195a4-1024.jpg)
Artist's global concept of the NAVSTAR Global Positioning System Satellite - PICRYL Public Domain Search
![A view of the NAVSTAR Global Positioning System satellite on an outdoor test stand - U.S. National Archives & DVIDS Public Domain Search A view of the NAVSTAR Global Positioning System satellite on an outdoor test stand - U.S. National Archives & DVIDS Public Domain Search](https://cdn10.picryl.com/photo/1981/11/23/a-view-of-the-navstar-global-positioning-system-satellite-on-an-outdoor-test-393ec8-1600.jpg)