S1 E1 • Episode 1.1

It is 31 December, 2049, and the students and staff of the Columbus College, on the space station Ilea, are preparing for their New Year's Eve party. Professor Charles Brelan, head of Daedalus 10, is the guest speaker at a science discussion group. He invites lecturer James Bromwich to join a forthcoming expedition. Rosie Greenwood, the college bursar, welcomes new arrival Victoria Frobisher aboard. She will be rooming with Sara Robbins and Melody Shaw. Second Officer Finbow Lewis notices an abnormality on the viewscreen in command central.

Première diffusion : 26 mars 1990

S1 E2 • Episode 1.2

Rosie Greenwood places Gantry 4 in quarantine, but Space City Medical Centre advise that Victoria's calcium deficiency was caused by her nine-month trip from Earth, not a virus. An electrical storm over Io cuts off communications. Charles Brelan thinks that the college is a waste of valuable resources. Finbow Lewis discusses the scanner readings with Captain Eliot Creasy and Brelan, who dismiss his concerns and blame a faulty scanner.

Première diffusion : 28 mars 1990

S1 E3 • Episode 1.3

Finbow remains convinced that something is out there, but Eliot is unconvinced and blames the outdated equipment. Eliot is worried about Finbow's sanity and speaks to Dick, the Space City medical officer, about reassigning him to another post. A shuttle collides with the Ilea, damaging a docking station. One of the passengers is new Daedalus member Mercedes Page, who is upset to discover that Cats Kitebrook is seeing Rosie Greenwood.

Première diffusion : 30 mars 1990

S1 E4 • Episode 1.4

Finbow studies an enhanced recording of the abnormality in an attempt to find its present whereabouts. Chantal agrees to do some computer modelling to predict the abnormality's behaviour. A shuttle carrying repair engineers to fix the crash-damaged Centaur docks with the Ilea. Space City Medical are worried that Victoria is developing Space Confinement Syndrome. Rosie discovers Cats and Mercedes in a passionate embrace.

Première diffusion : 2 avril 1990

S1 E5 • Episode 1.5

Finbow's anomaly, now proven to be real and dangerous, is approaching the Ilea at great speed. Eliot orders the ship moved to a higher orbit, but can the approaching shuttle alter course in time to avoid a collision?

Première diffusion : 4 avril 1990

S1 E6 • Episode 1.6

The Ilea is engulfed by the anomaly and apparently moving with it, and with Petra offline the ship is also effectively blind and deaf. Cats volunteers to take out a centaur scout ship to see where they are.

Première diffusion : 6 avril 1990

S1 E7 • Episode 1.7

With the Ilea still enveloped by the anomaly, rumours of aliens and space serpents run rampant, not helped by the finding of a stranger in the airlock. Is he a survivor from the shuttle, or something more sinister?

Première diffusion : 9 avril 1990

S1 E8 • Episode 1.8

Tension and frayed tempers do not help Eliot decide whether to risk escaping the anomaly and establishing the Ilea's current location. Newcomer Alex looks likely to be a disruptive influence.

Première diffusion : 11 avril 1990

S1 E9 • Episode 1.9

With the Ilea's propulsion systems still down, and Alex trying to find the problem, they aren't going anywhere. Jean-François and Victoria examine the alarming, apparently-alien dust shrouding the ship.

Première diffusion : 13 avril 1990

S1 E10 • Episode 1.10

The midwinter ball helps take everyone's minds off the danger. With Alex refusing to go outside to fix the computer because of the risk of radiation, Finbow volunteers, despite knowing it will kill him. But someone else goes instead.

Première diffusion : 16 avril 1990

S1 E11 • Episode 1.11

Première diffusion : 18 avril 1990

S1 E12 • Episode 1.12

Although everyone is safe, Ilea only has 5 months worth of supplies left and Eliot doesn't dare trying to move the ship again. Opinions of Alex are changing. Chantal wonders if there's an intelligence controlling the anomaly.

Première diffusion : 20 avril 1990

S1 E13 • Episode 1.13

Melody overhears Finbow and James in the dome: with the carbon dioxide filtering out and the oxygen processor damaged the atmosphere will only be breathable for another 4 weeks at most.

Première diffusion : 23 avril 1990

S1 E14 • Episode 1.14

Jean-François retrieves Melody from the dome. Rosie and Piers discover Alex and Tim have stolen rations, but can't yet prove it. Alex tries to talk Mercedes into helping him steal the command shuttle and escape the Ilea.

Première diffusion : 25 avril 1990

S1 E15 • Episode 1.15

Alex' plans are foiled. Chantal believes she has discovered what the anomaly is - and more importantly, how to get back to their correct location.

Première diffusion : 27 avril 1990

S1 E16 • Episode 1.16

With Eliot refusing outright to take any action, Finbow takes control of the Ilea. The data seems to show that Chantal is correct and the ship is in the tail of a comet, but the plan to break free depends on Petra operating correctly.

Première diffusion : 30 avril 1990

S1 E17 • Episode 1.17

With Petra still behaving erratically, and the escape window just hours away, Fiona and Tim may be the Ilea's last hope.

Première diffusion : 2 mai 1990

S1 E18 • Episode 1.18

With more onboard systems malfunctioning, the best - and the worst - of those on the Ilea are revealed as tensions rise. Can Tim get Petra operational in time for the launch window?

Première diffusion : 4 mai 1990

S1 E19 • Episode 1.19

Piers is forced to operate the old-fashioned way on Victoria's perforated appendix. Embittered and obstructive, Eliot refuses to take back his post. Action taken to escape the cloud, all they can do is wait to see if it's been successful.

Première diffusion : 7 mai 1990

S1 E20 • Episode 1.20

With Ilea now safely out of the comet's tail and set for home, Eliot resumes his post and promptly arrests Finbow for mutiny, to everyone's disgust. With the oxygen running low, attempts to contact Space City for assistance fail.

Première diffusion : 9 mai 1990

S1 E21 • Episode 1.21

Alex gets possessive. Rosie organises a Valentine's Day party. Cats is on the way from Space City with a replacement carbon dioxide filter. Eliot is still refusing to forgive Finbow.

Première diffusion : 11 mai 1990

S1 E22 • Episode 1.22

The storm generated by the comet ripped apart the mining ship Victoria's father was on. Space City is in poor shape, but Cats arrived at the Ilea safely with the carbon dioxide filters.

Première diffusion : 14 mai 1990

S1 E23 • Episode 1.23

Eliot relents and works out a way to let Finbow off the hook - which Finbow himself foils. As Finbow pilots the Ilea to Space City for the last time, Eliot holds a service of celebration for their survival.

Première diffusion : 16 mai 1990

S1 E24 • Episode 1.24

Professor Brelan, head of the Daedalus Mission, and Harriet Bullock, new Principal of Columbus College, arrive together on the Ilea but with completely opposing goals. Alex threatens to tell the truth.

Première diffusion : 18 mai 1990

S1 E25 • Episode 1.25

Alex tries to persuade Mercedes to join him. Eliot learns he's to face a Board of Enquiry for his actions - or lack of them - during the recent crisis.

Première diffusion : 21 mai 1990

S1 E26 • Episode 1.26

Herlinde, Sara and Timmy play a prank on Captain Eliot Creasy; new principal Harriet Bullock meets with each student individually; Captain Creasy and Finbow Lewis are finally face to face since Finbow's arrest.

Première diffusion : 23 mai 1990

S1 E27 • Episode 1.27

The hearing of the mutiny on the Ilea convenes; Fiona and Timmy search for a replacement for Anna for the international quiz competition.

Première diffusion : 25 mai 1990

S1 E28 • Episode 1.28

Hartmann recruits Timmy to help fix the ship's computer; Jean-François begins his new job at Space City; Professor Brelan tries to recruit James for the Ganymede mission.

Première diffusion : 28 mai 1990

S1 E29 • Episode 1.29

Brelan, still determined to use Ilea's power source for the Daedalus mission, had Fiona and Tim hunt through Petra's archives: they discover hidden, mysterious data about an ancient Mars mission.

Première diffusion : 30 mai 1990

S1 E30 • Episode 1.30

Première diffusion : 1 juin 1990

S1 E31 • Episode 1.31

Première diffusion : 4 juin 1990

S1 E32 • Episode 1.32

Première diffusion : 6 juin 1990

S1 E33 • Episode 1.33

Première diffusion : 8 juin 1990

S1 E34 • Episode 1.34

Première diffusion : 11 juin 1990

S1 E35 • Episode 1.35

Première diffusion : 13 juin 1990

S1 E36 • Episode 1.36

Première diffusion : 15 juin 1990

S1 E37 • Episode 1.37

Première diffusion : 18 juin 1990

S1 E38 • Episode 1.38

Première diffusion : 20 juin 1990

S1 E39 • Episode 1.39

Première diffusion : 22 juin 1990

S1 E40 • Episode 1.40

Première diffusion : 25 juin 1990

S1 E41 • Episode 1.41

Première diffusion : 27 juin 1990

S1 E42 • Episode 1.42

Première diffusion : 29 juin 1990

S1 E43 • Episode 1.43

Première diffusion : 2 juillet 1990

S1 E44 • Episode 1.44

Première diffusion : 4 juillet 1990

S1 E45 • Episode 1.45

Première diffusion : 6 juillet 1990

S1 E46 • Episode 1.46

Première diffusion : 9 juillet 1990

S1 E47 • Episode 1.47

Première diffusion : 11 juillet 1990

S1 E48 • Episode 1.48

Première diffusion : 13 juillet 1990

S1 E49 • Episode 1.49

Première diffusion : 16 juillet 1990

S1 E50 • Episode 1.50

Première diffusion : 18 juillet 1990