Tag Archives: lightyears

November 16, 1974

On This Date in TWISTED-HISTORY.com! in 1974 the first intentional interstellar radio message was sent by the Arecibo telescope towards M41, a cluster of stars some 25,000 light years away. Thirty years later in 2004 the text of the message … Continue reading

Posted in 1901-2000 CE, Historical Facts | Tagged , , , | Leave a comment