active communications satellite


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active communications satellite

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launched into space Telstar, the first active communications satellite. This enabled the first live, trans-Atlantic television broadcast.
What was the first active communications satellite? A Mir B Alpha IV C Telstar D Inmarsat 9.
On February 10, an active communications satellite owned by Iridium Satellite of Bethesda, Maryland, and a defunct Russian military-communications satellite collided some 800 kilometers above Siberia at more than 10 kilometers per second.

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