.On November 16, 1974, people sent their very first notification to the celebrities in an effort to contact e.t.s. They performed this using what was at that point the largest radio telescope around the world, found at the Arecibo Observatory in Puerto Rico. A group of experts led through Frank Drake and Carl Sagan delivered their notification to the M13 star cluster.
The information was recorded binary code and also had relevant information concerning individual DNA. It also consisted of figures of an individual, the planetary system and the Arecibo telescope. The suggestion was actually that if any invaders were actually to get the sign and identify exactly how to translate it, they would know where it came from.
Given that M13 is 25,000 light-years away, it will definitely take 25,000 years for any type of M13 invaders to hear our information– if they are flatten certainly there. The Arecibo notification is actually a single of numerous information intended for space beings. Our company have actually additionally consisted of notifications on several spacecraft, such as Leader and also Voyager.