.On November 16, 1974, humans sent their very first message to the stars in a try to call space beings. They did this using what was actually after that the most extensive radio telescope around the world, located at the Arecibo Observatory in Puerto Rico. A team of experts led by Frank Drake and Carl Sagan sent their message to the M13 galaxy.
The message was recorded binary code and had info about individual DNA. It also included bodies of a human, the planetary system and the Arecibo telescope. The suggestion was that if any aliens were actually to obtain the indicator and also determine how to decipher it, they would certainly recognize where it came from.
Due to the fact that M13 is actually 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 level there. The Arecibo message is just one of numerous notifications planned for extraterrestrials. Our team have additionally featured messages on numerous space probe, like Pioneer as well as Voyager.