Constellations of communications satellites have been in use since the 1990s, and several companies are either in the midst of deploying second-generation constellations or completely new ones. Globalstar, Iridium, and Orbcomm were the first three major companies to create this type of constellation...
Thank you for visiting The Space Report!
The Authoritative Guide to Global Space Activity, Packed with Over a Decade of Data, Resources, and Information.