This wasn’t a real alien signal, but it was sent by the European Space Agency’s ExoMars Trace Gas Orbiter (TGO) in May 2023.

In May 2023, a unique coded message was beamed to Earth from Mars, marking a critical test in preparing humanity for the possibility of receiving real “Alien Signals”. The source? The European Space Agency’s (ESA) ExoMars Trace Gas Orbiter,

A signal beamed towards Earth from Mars has finally been decoded after thousands of people from around the world spent more than a year examining the message. In the end, a father and daughter duo from the US managed to crack the code and reveal the contents of the dispatch,