Robert McNees on Nostr: The "Arecibo Message" was beamed towards globular cluster M13 #OTD in 1974, during ...
The "Arecibo Message" was beamed towards globular cluster M13 #OTD in 1974, during the dedication of an upgrade to the radio telescope. It was the first message sent with the intention of alerting extraterrestrials to life on earth.
The message was 1679 bits, arrayed into 73 rows and 23 columns. It contained depictions of the numbers 1-10, the solar system, the human form, and info about the elements and biochemical structures associated with life on Earth.
Published at
2023-11-16 18:07:27Event JSON
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