KEO - Wikipedia, the free encyclopedia
Its name is supposed to represent the three most frequently used sounds common to the most widely spoken languages today, k, e and o... The satellite has enough capacity to carry a four-page message from each of the more than six billion inhabitants on the planet... KEO will also carry a diamond that encases a drop of human blood chosen at random and samples of air, sea water and earth. The DNA of the human genome will be engraved on one of the faces. .. The messages and library will be encoded in glass-made radiation-resistant DVDs. Symbolic instructions in several formats will show the future finders how to build a DVD reader.
KEO is the name of a proposed space time capsule which will be launched in 2010 or 2011 carrying messages from the citizens of present Earth to humanity 50,000 years from now, when it will reenter Earth's atmosphere.