The Voyager probes carry a gold-plated copper disc with sounds and images from Earth.
Why it is true
Launched in 1977, Voyager 1 and 2 carry the Golden Record, a message for possible extraterrestrial civilisations. The disc contains 115 images, greetings in 55 languages, natural sounds and music. It is made of gold-plated copper to withstand space erosion.
Source: NASA
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