Arecibo message

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This is the message with color added to highlight its separate parts. The actual binary transmission carried no color information.

Proper noun[edit]

Arecibo message

  1. (astronomy) An interstellar radio message broadcast on 16 November 1974 into the globular cluster Messier 13 in the hope that extraterrestrial intelligence might receive and decipher it.


Further reading[edit]