Permanence

Young Rue Cassels of the Cycler Compact—a civilization based around remote brown dwarf stars—is running for her life from her bullying brother, Jentry, who has stolen her family inheritance and threatens to sell her into slavery. Fleeing in a shuttle spacecraft from the sparsely populated and austere comet-mining habitat she has lived in her whole life, she spots a distant, approaching object, and stakes a legal claim to it. It is not the valuable comet she hoped for but something even more...