.On November 16, 1974, humans sent their very first notification to the celebrities in an effort to talk to e.t.s. They did this using what was actually at that point the biggest broadcast telescope in the world, situated at the Arecibo Observatory in Puerto Rico. A group of experts led through Frank Drake and also Carl Sagan delivered their notification to the M13 star cluster.
The notification was written in binary code and also consisted of info regarding human DNA. It also included bodies of a human, the planetary system as well as the Arecibo telescope. The idea was that if any kind of invaders were to obtain the signal as well as identify exactly how to translate it, they would certainly understand where it stemmed from.
Due to the fact that M13 is actually 25,000 light-years away, it will take 25,000 years for any kind of M13 aliens to hear our information– if they are actually flatten there. The Arecibo notification is only one of numerous information meant for space beings. Our experts have actually additionally consisted of information on a number of spacecraft, including Pioneer as well as Voyager.