https://www.newscientist.com/article/2170452-im-working-on-a-universal-language-to-let-us-speak-to-aliens/ > But the actual messages humankind has sent into space have sometimes included quite different content. The Voyager Golden Record, launched by NASA in 1977, included the audio greeting: “Hello from the children of planet Earth”. No one imagined such cosmic tweets … > To continue reading this premium article, subscribe for unlimited access.