"I know that there is something down there beneath the surface of this moon. It’s been there billions of years, entirely alone, waiting, until we arrived - and it knows that we are here."
When five astronauts are sent to one of Jupiter's moons to research its sustainability for a potential colony, they discover a mysterious signal coming from below the surface, a signal which raises the suspicion that they may not be as alone as they thought.
7 Episodes
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