NASA launched two golden records into space on Voyager 1 and Voyager 2 in 1977 as a way to teach other civilizations about life on Earth if they ever came across the probes. The twin spacecraft ...

A golden record is mounted on the outside of each ... the Kennedy Space Center at Cape Canaveral on September 5, 1977. Voyager 2 preceded it into space by 16 days, but Voyager 1 quickly overtook ...

Each golden record measures 12 inches in diameter and ... space in August 2012 and is 15.5 billion miles away, and Voyager 2 − traveling slower and in a different direction − did the same ...

Voyager's Golden Record is a 12-inch gold-plated copper disk ... It also establishes the 2-dimensional galactic plane—the plane in which the majority of our disc-shaped galaxy's mass lies.