.On November 16, 1974, human beings delivered their initial notification to the celebrities in a try to call e.t.s. They performed this using what was actually after that the largest broadcast telescope around the world, located at the Arecibo Observatory in Puerto Rico. A group of experts led through Frank Drake and Carl Sagan sent their notification to the M13 star cluster.
The message was actually written in binary code and also included details regarding human DNA. It likewise featured figures of an individual, the solar system and the Arecibo telescope. The idea was that if any kind of aliens were actually to receive the sign as well as find out how to decode it, they will understand where it originated from.
Given that M13 is actually 25,000 light-years away, it will definitely take 25,000 years for any sort of M13 invaders to hear our message– if they are even out there certainly. The Arecibo notification is actually only one of numerous information aimed for space beings. Our company have actually also consisted of information on a number of space probe, like Pioneer and Voyager.