In 1977, the United States launched a golden disk into space, and Liu Cixin said it was a foolish act to destroy humanity

Do you know that in 1977, the United States launched two probes into space, called Voyager 1 and Voyager 2?Did you know that both detectors carry a metal record that records human voices, images, music, and information?Do you know that the purpose of this metal record is to convey human greetings and invitations to extraterrestrial civilizations? Do you know that this metal record is considered by some scientists and writers to be an extremely dangerous and foolish behavior that may attract extraterrestrial attacks and extinction?On August 20 and September 5, 1977, NASA launched the Voyager 1 and Voyager 2 probes, respectively, marking the first time in human history that a probe was launched outside the solar system.The main mission of these two probes is to explore exoplanets in the solar system, such as Jupiter, Saturn, Uranus, and Neptune, and to transmit their images and data to humans...

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