OTD In Space – November 16: Arecibo Observatory Broadcasts Interstellar Message

.On November 16, 1974, human beings sent their first notification to the celebrities in a try to consult with space beings. They did this utilizing what was then the biggest broadcast telescope worldwide, found at the Arecibo Observatory in Puerto Rico. A group of experts led by Frank Drake and also Carl Sagan delivered their message to the M13 star cluster.

The message was filled in binary code and also consisted of details about individual DNA. It additionally consisted of figures of an individual, the planetary system as well as the Arecibo telescope. The idea was that if any sort of invaders were actually to get the indicator and figure out just how to translate it, they will recognize where it came from.

Given that M13 is actually 25,000 light-years away, it will certainly take 25,000 years for any type of M13 aliens to hear our notification– if they are actually flatten certainly there. The Arecibo information is actually a single of many messages intended for extraterrestrials. We have actually likewise included messages on several spacecraft, including Trailblazer as well as Voyager.