.On November 16, 1974, people sent their first notification to the stars in a try to get in touch with e.t.s. They did this utilizing what was actually then the biggest broadcast telescope on the planet, found at the Arecibo Observatory in Puerto Rico. A team of experts led by Frank Drake and also Carl Sagan sent their notification to the M13 galaxy.
The notification was written in binary code and included relevant information regarding individual DNA. It likewise consisted of bodies of an individual, the solar system as well as the Arecibo telescope. The concept was actually that if any sort of aliens were to get the indicator and also determine how to decode it, they will know where it originated from.
Due to the fact that M13 is 25,000 light-years away, it will certainly take 25,000 years for any kind of M13 invaders to hear our notification– if they are flatten there certainly. The Arecibo notification is actually a single of a number of notifications wanted for space beings. Our team have additionally included messages on numerous space probe, such as Trailblazer and also Voyager.