SETI’s Allen Telescope Array in California has picked up a message sent again from a spacecraft orbiting Mars
Seth Shostak/SETI Institute
A message has been sent to Earth from a spacecraft orbiting Mars, to simulate potential communication from a sophisticated alien civilisation.
On 24 May, a spacecraft at Mars, the Trace Gas Orbiter (TGO), was used to ship a coded message – just some kilobytes in dimension – to our planet. Picked up by radio receivers on Earth, teams of astronomers and fanatics then set to work decoding it, a possible dry run …