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  • Syndicated
  • Jul 28, 1975
  • Syndicated
  • Jul 28, 1975

Summary It's 1999 and a base has been built on the Moon. Moonbase Alpha safeguards the nuclear waste shipped from Earth and carries out research. Moonbase Alpha is staffed with 311 crew members. On September 13, 1999, disaster strikes. The nuclear waste explodes, in a chain reaction, and the Moon is hurled out of Earth's orbit, into deep spa...

  • Syndicated
  • Jul 28, 1975
  • Syndicated
  • Jul 28, 1975
Space: 1999
Season 1
Season Premiere: Jul 28, 1975
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Summary It's 1999 and a base has been built on the Moon. Moonbase Alpha safeguards the nuclear waste shipped from Earth and carries out research. Moonbase Alpha is staffed with 311 crew members. On September 13, 1999, disaster strikes. The nuclear waste explodes, in a chain reaction, and the Moon is hurled out of Earth's orbit, into deep spa...

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Season Episodes

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Episode 1 • Jul 28, 1975 • 50 m
Breakaway
Commander John Koenig, the new commander of Moonbase Alpha, leads the investigation of a mysterious disease at the station and uncovers evidence of a far greater looming disaster.
Episode 2 • Sep 11, 1975 • 50 m
Force of Life
A wandering energy force inhabits the body of Alpha technician Anton Zoref, turning him into an energy absorbing being.
Episode 3 • Sep 18, 1975 • 50 m
Collision Course
Episode 4 • Sep 25, 1975 • 1 h
War Games
Episode 5 • Oct 2, 1975 • 50 m
Death's Other Dominion
On the ice world of Ultima Thule the Alphans encounter members of lost earth expedition who have achieved immortality- but at a price!
Episode 6 • Oct 9, 1975 • 50 m
Voyager's Return
The Alphans encounter the Voyager space probe that has been wandering the cosmos propelled by the Queller drive- a faulty engine system. Following the probe is a fleet of alien ships from a world devastated by the drive.
Episode 7 • Oct 16, 1975 • 50 m
Alpha Child
The Alphans' joy turns to horror when the first child born on the Alpha matures into a five year old in a matter of hours. This is only a prelude to the arrival of formless alien fugitives- who plan to inhabit Alpha's population.
Episode 8 • Oct 23, 1975 • 50 m
Dragon's Domain
Discredited eagle pilot Tony Cellini is beset by recurring nightmares in which he was the only survivor of disastrous space mission. Now the moon is approaching the same set of circumstances that Cellini encountered.
Episode 9 • Oct 30, 1975 • 50 m
Mission of the Darians
The Alphans encounter a miles-long ark from the planet Daria, where the inhabitants have a very distinctive class separation.
Episode 10 • Nov 6, 1975 • 50 m
Black Sun
Episode 11 • Nov 13, 1975 • 50 m
Guardian of Piri
Contact is made with the planet Piri, where the main computer created an idyllic life that led to extinction of its population through apathy. Now John Koenig must fight to save Alpha as his people fall under the same fate.
Episode 12 • Nov 20, 1975 • 50 m
End of Eternity
While exploring a cavern in an asteroid, the Alphans release Balor, a sadistic alien who has achieved immortality.
Episode 13 • Nov 27, 1975 • 50 m
Matter of Life and Death
Dr. Russell's presumed-dead husband mysteriously reappears on a reconnaissance mission to a nearby planet.
Episode 14 • Dec 4, 1975 • 50 m
Earthbound
A vessel of alien pacifists, bound for Earth, lands on the moon. They are greeted as friends by all- except Commissioner Simmons who sees their vessel as way to return home.
Episode 15 • Dec 11, 1975 • 50 m
The Full Circle
While exploring an Earth-type world several Alphans, including Commander Koenig and Dr. Russel, disappear after sighting a strange fog. Shortly afterwards a race of primitive humans are encountered.
Episode 16 • Dec 18, 1975 • 50 m
Another Time, Another Place
A distortion in time produces two separate moons, with two separate Alphas from different eras.
Episode 17 • Jan 1, 1976 • 50 m
The Last Sunset
Episode 18 • Jan 8, 1976 • 50 m
The Infernal Machine
The Alphans encounter Delmer Plebus Powells Gwent, a huge spacecraft which defies aerodynamics and is an extension of Gwent's genius and ego.
Episode 19 • Jan 15, 1976 • 50 m
Ring Around the Moon
Episode 20 • Jan 22, 1976 • 50 m
Missing Link
After Commander Koening's Eagle crashes on the planet Zenno, his soul is captured and scrutinized by a resident alien, due to the fact that we humans appear to be their missing link.
Episode 21 • Jan 29, 1976 • 50 m
Space Brain
Episode 22 • Feb 5, 1976 • 50 m
The Troubled Spirit
Episode 23 • Dec 27, 1975 • 50 m
The Testament of Arkadia
Episode 24 • Feb 19, 1976 • 50 m
The Last Enemy

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