chunk: structure looks humanoid and that the noise represents a map of human DNA in XYZ coordinates, but missing a pair of chromosomes. To complete the sequence, the crew dispatches a robotic rover to reproduce the completed signal. Following the transmission, an opening appears in the side of the mountain, which Jim, Terri, and Luke enter, while Phil remains at the repaired emergency return vehicle with orders to launch, with or without them, at the agreed time.