The challenge of communication in planetary exploration has been unusual. The guidance and control of spacecraft depend on reliable communication. Scientific da

A vital, often predominant function in every space mission is that of communications. From the moment of launch, the only connection between spacecraft and eart

A vital, often predominant function in every space mission is that of communications. From the moment of launch, the only connection between spacecraft and eart

DEEP SPACE COMMUNICATIONS A COLLECTION OF SOME OF THE JET PROPULSION LABORATORY’S SPACE MISSIONS SELECTED TO REPRESENT THE PLANETARY COMMUNICATIONS DESIGNS FO