The spacecraft, launched 36 years ago, has now become the first man-made object to leave our solar system. These vintage pics show the details of the spacecraft — including that famous Golden Record created by Carl Sagan.
The spacecraft still in construction at JPL in 1977.
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Before Voyager's launch, technicians worked on test models like this one.
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Here's Voyager 1 at Caltech before making its way to the Kennedy Space Center for launch.
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Here, Voyager 2 gets outfitted with a Golden Record called "Sounds of Earth."
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