Global Positioning System
Scientists create their own GPS by spying on internet satellites | Science | AAAS
GPS.gov: Other Global Navigation Satellite Systems (GNSS)
History of GPS satellites and commercial GPS tracking | Geotab
Global Navigation Satellite Systems (GNSS) | Stratoscience
GPS | National Geographic Society
Navstar: GPS Satellite Network | Space
What Is GPS? Fleet Management Experts Answer | Geotab
Satellite Navigation - GPS - How It Works | Federal Aviation Administration
China's Beidou GPS is a strategic challenge for the U.S - Naval Post- Naval News and Information
The world may be too dependent on GPS, report says
What Happens If GPS Fails? - The Atlantic
Brief History of GPS | The Aerospace Corporation
GPS Future | NASA
What are Global Navigation Satellite Systems? | NovAtel
What on Earth is the Global Positioning System? > U.S. Department of Defense > Story
Four ways scholars say we can cut the chances of nasty satellite data surprises - PSU Institute for Computational and Data Sciences | High Performance Computing at Penn State
Status, perspectives and trends of satellite navigation | Satellite Navigation | Full Text
Unbelievable Accuracy: GPS III | Lockheed Martin
The Global Positioning Systems Wing: Space Assets as a Force Multiplier in All Facets of Life > Los Angeles Air Force Base > Article Display
BeiDou: China's GPS Challenger Takes Its Place on the World Stage > National Defense University Press > News Article View
Learn About GPS | The GPS Store
GPS.gov: Space Segment
