Thursday, January 21, 2010

China launches third Beidou GPS navigation Satellite

                                                      Photo credit: Xinhua News Agency
On January 17, 2010 China launched a third Beidou GPS navigation satellite.  The three Beidou satellites in geostationary orbits provide China with regional navigation signals. When the numbers are expanded to 35 satellites, it will  enable world wide coverage. The expanded system will be renamed Compass.