Ep 18. Ring Around the Moon

The show Space 1999 season 1 episode 18, "Ring Around the Moon," follows the crew of the Moonbase Alpha as they encounter a strange ring structure hovering around the moon. As they investigate, they discover that the structure is actually a massive force field that is growing larger and more powerful by the hour, threatening to envelop the entire moon and destroy everything on its surface.

As the crew races to find a way to stop the force field and save their lives, they begin to uncover a shocking secret: the force field was created by an advanced alien civilization that has been watching the humans on Earth and the Moon for centuries, waiting for the right moment to make contact.

As tensions rise and time runs out, the crew must decide whether to trust the aliens and risk their own lives to make contact, or to fight back against the force field and try to find a way to destroy it before it consumes them all.

With stunning special effects, pulse-pounding action sequences, and a gripping storyline that will keep viewers on the edge of their seats, "Ring Around the Moon" is an unforgettable episode of Space 1999 that explores the mysteries of space and the human spirit.