Är det möjligen Jordfrö av Pamela Sargeant? Tävlingen börjar inte förrän de börjar nå planeten, men det involverar tonåringar och några av omslagen är ganska vanliga.
Many years into the future, a last-ditch attempt to save humanity was created, a project known as Ship, an AI containing DNA of different Earth flora and fauna and sent into space to find a new planet. Also created are a group of children using genes from the leaders of the project, all raised by Ship, and of whom Zoheret is the main character. Now in their teens, the Zoheret and the others are subjected to their last test, a competition within the Ship's Hollow, a simulated Earth-like environment
Det publicerades ursprungligen 1983, men det har sporadiskt publicerats sedan dess.