Mostly the distances involved. Only way that would work is transmitting at the speed of light and hoping someone responds. Odds of a planet with life capable right now of not only receiving the message and understanding it but they have to be able to respond. I haven't guessed yet the odds. Eventually given enough time sure. Humans might not be around much longer to hear an answer with what we are doing to the planet.
Video сomments (1)
Mostly the distances involved. Only way that would work is transmitting at the speed of light and hoping someone responds. Odds of a planet with life capable right now of not only receiving the message and understanding it but they have to be able to respond. I haven't guessed yet the odds. Eventually given enough time sure. Humans might not be around much longer to hear an answer with what we are doing to the planet.