.On Nov 16, 1974, human beings sent their first message to the superstars in a try to contact e.t.s. They did this using what was then the most extensive radio telescope worldwide, located at the Arecibo Observatory in Puerto Rico. A group of researchers led through Frank Drake and Carl Sagan sent their message to the M13 star cluster.
The information was actually written in binary code and had information about human DNA. It additionally consisted of bodies of a human, the planetary system and the Arecibo telescope. The idea was actually that if any kind of invaders were to acquire the indicator as well as figure out just how to decipher it, they would certainly recognize where it stemmed from.
Due to the fact that M13 is actually 25,000 light-years away, it will certainly take 25,000 years for any M13 aliens to hear our notification– if they are flatten certainly there. The Arecibo notification is actually just one of many messages planned for extraterrestrials. Our experts have likewise consisted of information on a number of space capsule, including Pioneer and also Voyager.