Spazio_1999_02x23 -

Commander Koenig leads a survey team to a seemingly lush, Earth-like planet to replenish the Moonbase's rapidly depleting supplies. However, their arrival triggers a catastrophic atmospheric chain reaction:

Two crew members die after drinking water previously declared safe, and an unknown alien presence kills anyone who attempts to look directly at it. Spazio_1999_02x23

The crew discovers ancient ruins containing a recording that identifies the planet's sole inhabitant as a powerful, immortal life force. This being is trying to make contact with the Alphans, but its immense power inadvertently threatens their survival. Commander Koenig leads a survey team to a

The episode is notable for featuring the Glider , one of the most unique vehicle models in the series. This being is trying to make contact with

Fans often compare this episode to the Star Trek episode of the same name, though the plots are entirely different. AI responses may include mistakes. Learn more

The planet's once-safe vegetation becomes toxic, and the Alphans' metal equipment begins to corrode rapidly.