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SCaN A to Z

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NASA

Oct 20, 2017
Image Article
SCaN A to Z: T is for Tracking and Data Relay Satellite (TDRS)
T is for Tracking and Data Relay Satellite (TDRS).

A Tracking and Data Relay Satellite (TDRS) is a communications satellite that sends information to and from spacecraft such as the International Space Station.

The group or fleet of TDRS sit in geosynchronous orbit around Earth. This fleet serves as part of the relay segment of NASA’s Near Space Network.