.On November 16, 1974, human beings sent their first notification to the celebrities in an attempt to talk to e.t.s. They performed this using what was actually after that the largest radio telescope worldwide, located at the Arecibo Observatory in Puerto Rico. A team of experts led by Frank Drake and also Carl Sagan delivered their information to the M13 galaxy.
The information was actually filled in binary code and also had details concerning human DNA. It likewise featured bodies of an individual, the planetary system and the Arecibo telescope. The idea was actually that if any invaders were actually to receive the indicator and also figure 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 M13 invaders to hear our information– if they are actually flatten there certainly. The Arecibo message is actually only one of numerous messages intended for extraterrestrials. We have likewise consisted of messages on numerous space capsule, including Leader as well as Voyager.