Great Sky River (Galactic Center, #3)

After the events of Across the Sea of Suns, small groups of humans have settled on other star systems. However, there is a constant threat from the Mechs, a civilization of machines left over from other civilizations and evolved to see all biological civilization as unstable and dangerous. Great Sky River tells the story of the Bishop family, who fight for their very existence on the planet Snowglade, which has been taken over by the…