.On Nov 16, 1974, human beings sent their initial information to the stars in an effort to consult with e.t.s. They performed this utilizing what was actually then the largest broadcast telescope worldwide, positioned at the Arecibo Observatory in Puerto Rico. A team of scientists led through Frank Drake as well as Carl Sagan delivered their notification to the M13 galaxy.
The notification was filled in binary code as well as had info about human DNA. It also consisted of amounts of an individual, the planetary system and the Arecibo telescope. The concept was that if any sort of aliens were actually to acquire the signal and also figure out exactly how to decipher it, they will know where it arised from.
Since M13 is 25,000 light-years away, it will definitely take 25,000 years for any kind of M13 invaders to hear our notification– if they are actually level there. The Arecibo information is actually only one of several messages meant for space beings. We have actually likewise included notifications on many space capsule, such as Trailblazer as well as Voyager.