The great race for geolocation: China launches Beidou

Last week, China launched a BeiDou-type satellite. One more satellite: how important, do you think? Yet this “extra” satellite has a very special meaning. It is added to the 34 BeiDou satellites already in space and thus closes this geolocation system. It is the culmination of a long race for geolocation started in 1974 by the United States with GPS and continued by the Russians with the GLONASS system and Europe with Galileo. To find out more,  listen to Jean-Guy Rens’ column on Radio VM on June 29, 2020