Navigation
Links
GALILEO
http://europa.eu.int/comm/dgs/energy_transport/galileo/index_en.htm
Features overview of the GALILEO global satellite navigation system by the European Commission. Includes functions, performances and utilization areas.
Global Positioning System
http://leonardo.jpl.nasa.gov/msl/Programs/gps.html
Provides overview of the GPS program and launches.
GLONASS
http://www.glonass-center.ru/frame_e.html
Provides overview of the Russian satellite navigation system. Includes orbital data, user information and constellation history.
Galileo Joint Undertaking
Offers general system information and industry related material by the consortium building the system.
What is Galileo?
http://www.esa.int/export/esaSA/GGGMX650NDC_navigation_0.html
Introduction to the Galileo system provided by the European Space Agency.
China-Europe GNSS
Provides information on the Chineese cooperation in European global navigation space systems.
United States Mission to the European Union: Galileo Dossier
http://www.useu.be/Galileo/index.htm
Offers overview of USA's involvement in the Galileo program.
Interagency GPS Executive Board (IGEB)
Provides news and facts from the U.S. government board that manages the Global Position System (GPS).
GPS World
http://www.gpsworld.com/gpsworld/
Magazine offering on-line news and updated reference information in space and ground GNSS systems.
iNavSat
News and background information by a consortium set up to operate the Galileo satellite navigation system.
NAVSTAR GPS Joint Program Office
United States joint-military-service, multi-national organization responsible for the global positioning constellation, operational control segment, and user equipment. Technical and programmatic information.