The adults prepare the ship for a complicated flight maneuver at Saturn, in order to rendezvous with a supply ship containing vital fuel. The children become restless, exacerbated by the increased food rationing.
As the adults prepare KL5 for an elaborate fly-by manoeuvre around Saturn to rendezvous with an ore carrier and replenish the station's depleted fuel reserves, the kids are rapidly becoming bored by their long-term confinement on the station.