Sounds of Earth" record made of copper and gold plated, each containing two hours of sounds and music, digital data containing pictures, and a digital message from President Jimmy Carter (Thorne, 1990).
There are actually two Voyagers with separate but related missions. Voyager 2 was launched first, while Voyager 1 was placed on a faster trajectory so that it passed Voyager 2 and reached Jupiter four months earlier. It flew by Jupiter within 280,000 km (172,750 mi) of the atmosphere. It (1) observed the colorful striped, constantly moving atmosphere with dozens of storms and complex cloud structures; (2) discovered a torus (doughnut shaped tube) circling the planet, a plasma cloud of intense heat that encloses the orbit of Io; (3) discovered a thin, flat ring of dark pa
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