Seasons & Episodes
Breakaway
In September 1999, John Koenig reports to Earth's Space Research Centre at Moonbase Alpha as its new commander. A strang
Force of Life
The body of Anton Zoref is invaded by an unknown life force. The man soon manifests an uncontrollable ability to absorb
Collision Course
The Moon is on a collision course with an enormous planet. On a scouting mission, Koenig encounters Arra, the Queen of A
War Games
Approaching an inhabited planet, the Alphans are suddenly pounced upon by warships. In an unprovoked attack, Moonbase Al
Death's Other Dominion
On a frozen planet, the Alphans encounter shipwrecked humans from a lost expedition. The expatriates from Earth enjoy an
Voyager's Return
The automated Earth space probe Voyager One is approaching the Moon. With the radioactive exhaust from its engine certai
Alpha Child
The Alphans celebrate the arrival of the first child born on the Moon. The blessed event sours when the infant grows int
Dragon's Domain
In 1996, Tony Cellini commanded a high-profile space mission which ended in disaster. The sole survivor, he told an outr
Mission of the Darians
Encountering a derelict spaceship, the Alphans respond to an automated distress signal. On board, they discover what rem
Black Sun
The travelling Moon drifts within range of a black sun. Pulled toward certain destruction by its inescapable gravitation
Guardian of Piri
Strange events befuddle the Alphans as they approach the planet Piri. When exploring its lifeless surface, Koenig encoun
End of Eternity
While exploring an asteroid, the Alphans injure an alien trapped within. Bringing him to Alpha, they discover his wounds
Matter of Life and Death
A lush Earth-type planet holds the promise of a new home for the people of Moonbase Alpha. When the reconnaissance Eagle
Earthbound
An alien spacecraft crashlands on the Moon, its passengers refugees from a dying world. As their destination is Earth, t
The Full Circle
When exploring a habitable planet, members of the Alphan survey party vanish without a trace. Are they the victims of an
Another Time, Another Place
After an encounter with a space-time anomaly, the Alphans find their Moon back in the Solar System on a course to re-ent
The Last Sunset
Anonymous alien benfactors provide the wandering Moon with a breathable atmosphere. The Alphans rejoice as they realise
The Infernal Machine
The Alphans are visited by a bizarre spacecraft, whose request for supplies hides a deeper purpose. The ship, Gwent, is
Ring Around the Moon
A technician falls under an alien influence, accessing classified information before mysteriously dying. Soon after, the
Missing Link
John Koenig finds himself trapped on the planet Zenno, in the home of an alien scientist and his daughter. Advanced two
Space Brain
An Eagle and its crew are crushed to death by an enormous energy field in space. When one of Alpha's astronauts is posse
The Troubled Spirit
Dan Mateo, hoping to unlock the secret of communication with plants, unleashes a killing force from the depths of his ow
The Testament of Arkadia
The wandering Moon suddenly changes course and comes to a halt in the vicinity of a dead world. As Alpha's power fails,
The Last Enemy
The Moon approaches a solar system with two planets on opposites sides of its sun. The Alphans are trapped in an interpl
The Metamorph
An Eagle is sent onto the surface of the planet Psychon, which has titanium, needed for repairs to the Alpha Base. It fa
The Exiles
With Maya now a crew member the Alphans discover a young couple called Cantor and Zova who have been in suspended animat
Journey to Where
A transmission from Dr. Logan in Texas City leads the Alphans to believe that they can finally land back on Earth, thoug
One Moment of Humanity
A sinister woman called Zamara materializes on the base, forcing Helena and Tony to accompany her to the planet of Vega,
Brian the Brain
The Alphans encounter an eccentric and intelligent robot who is known as Brian the Brain. Brian's creator Captain Michae
New Adam New Eve
The tall and imposing Magus arrives on the base. He claims god-like powers, namely that he effected the Creation. But he
The Mark of Archanon
The latest extra-terrestials to be rescued by the Moon Alpha Base crew are Pasc and his young son Etrec. They are from t
The Rules of Luton
Whilst Koenig and Maya are exploring a planet called Luton,which is lush in vegetation, she picks a flower and he helps
All That Glisters
The Alpha Moonbase needs a rare ore known as Milgonite, which is detected on an extremely dry planet. Koenig leads a sma
The Taybor
The expansive Taybor, an inter-galactic merchant arrives from hyper-space on his ship the 'Emporium'. He is offering to
Seed of Destruction
Whilst he is exploring an asteroid Koenig is taken over by an alien race known as the Kalthon, who replace him with an e
The AB Chrysalis
The Alphans land on a planet seemingly devoid of any human existence but being run by a group of machines. The machines
Catacombs of the Moon
Ship's engineer Patrick Osgood believes he can obtain titanium, to make a new heart for his sick wife Michelle, from the
Space Warp
Koenig and Verdeschi are sucked into a space warp. A feverish Maya is stricken with a fever that causes her to transform
A Matter of Balance
Several crew members explore the planet Sunin, including botanist Shermeen Williams, who appears to have visionary gifts
The Beta Cloud
A strange cloud drifts over the base and causes most of the crew to be stricken with illness. A monster, the 'cloud crea
The Lambda Factor
A pretty, young Alpha technician dies a horrible and unexplained death. Dr. Russell's experiments reveal that one of the
The Bringers of Wonder (1)
Everyone on Moonbase is electrified by the arrival of a spaceship from earth. Everyone, that is, except Commander Koenig
The Bringers of Wonder (2)
People from Earth have landed on Moonbase Alpha, promising to take the Alphans back home. Commander Koenig, however, see
The Seance Spectre
Some subterranean miners start chanting for a planet that will cause the Moon to pass through a nebula deadly to those l
Dorzak
A spaceship arrives on Moonbase Alpha carrying a prisoner, whom Maya is astonished to learn is Dorzak, a survivor from h
Devil's Planet
Answering a distress signal, Commander Koenig is forced to crash-land his Eagle on Entra - moon of the planet Ellna - wh
The Immunity Syndrome
The arrival of the Alphans on another planet seems to cause a change in its atmosphere, setting off pollution and poison
The Dorcons
The Dorcons -the most powerful race in the galaxy -demand that the Alphans hand Maya over to them. Koenig refuses, until
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