Project Echo
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Project Echo was a passive communications satellite experiment designed by the American National Aeronautics and Space Agency as the first test of man-made satellite communication in history. Each of
Echo 1 sits fully inflated at a Navy hangar in Weeksville, North Carolina.
Echo 2
Scale prototype of the Echo satellites undergoing a skin stress test on 1 May 1960.
Holmdel Horn Antenna, constructed for Project Echo, and later used to discover the cosmic microwave background radiation.
Telstar
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Telstar is a series of communications satellites. The first two, Telstar 1 and Telstar 2, were experimental and nearly identical. Telstar 1 was launched atop a Thor-Delta rocket on July 10, 1962, and
Project Echo
…Project SCORE – world's first communications satellite, launched in 1958 Telstar – first active, direct relay communications satellite, launched in 1962 TransHab, a subsequent expandable spacecraft technology project pursued by NASA…
Model of a Telstar satellite, on display at Conservatoire national des arts et métiers
177 ft. long horn antenna at AT&T's satellite ground station in Andover, Maine, built to communicate with Telstar
A photograph of a monitor during the first test of Telstar 1 on July 11, 1962