Some space surface exploration team members and their fanatical leader start chanting for a planet that will cause the Moon to pass through a nebula deadly to those living at Moonbase Alpha.
When a ship carrying a prisoner lands at Moonbase Alpha after asking for assistance, Maya insists that the prisoner is a poet and not a murderer and releases him.
After investigating a planet where all humanoid life had been eradicated, Koenig becomes trapped in a prison on one of the moons where no one knows that their planet has been wiped out.
An Alphan survey team lands on an Earth-like planet, but the vegetation turns poisonous, the Alphans' metal equipment starts to corrode, and an alien presence kills anyone who looks upon it.