.On November 16, 1974, human beings delivered their first notification to the superstars in a try to get in touch with e.t.s. They performed this utilizing what was actually at that point the most extensive radio telescope worldwide, positioned at the Arecibo Observatory in Puerto Rico. A group of experts led by Frank Drake and Carl Sagan delivered their notification to the M13 galaxy.
The message was recorded binary code and also included details concerning human DNA. It likewise included amounts of an individual, the solar system and also the Arecibo telescope. The idea was that if any sort of invaders were to obtain the signal as well as find out exactly how to decipher it, they would certainly know where it arised from.
Due to the fact that M13 is actually 25,000 light-years away, it will take 25,000 years for any sort of M13 aliens to hear our notification– if they are actually even out certainly there. The Arecibo information is only one of numerous notifications intended for space beings. We have also consisted of information on numerous spacecraft, such as Pioneer and also Voyager.