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November 1, 1986 – May 15, 1997
Museum: Air and Space Museum
Location: Space Hall, Gallery 114, 1st Floor, East Wing
On view is a full-scale model of this state-of-the-art tracking satellite, which has provided support to the space shuttle, Spacelab, and Landsat. When fully operational, the satellite system will provide almost continuous tracking services, completely replacing ground stations currently in use.