A robotic fleet, consisting of the Mothership Von Braun and three probes, is sent to Darwin IV, a planet 6.5 light years from Earth with two suns and 60% of Earth's gravity, to find and assess life forms.

Alien Planet
Explorers embark on a perilous journey to the distant planet Darwin IV, 6.5 light years from Earth, in search of signs of life on a world with two suns and reduced gravity.