Book 1

Watchstar

by Pamela Sargent

Published 1 February 1980

Book 2

Eye of the Comet

by Pamela Sargent

Published 1 January 1984
A young girl, living on a comet world, is assigned the task of returning to her home planet Earth to act as a bridge between the two very different cultures.

Book 3

Homesmind

by Pamela Sargent

Published 1 January 1984
Arna and her people face the threat of extinction from their own distrustful natures as well as an insatiable alien invader.