Curse of the Iris by Jason Fry

It’s been a tough year for Tycho Hashoone and his family. Hostilities between the Jovian Union and Earth have reached a boiling point. The privateering business hasn’t exactly been booming. And the ongoing contest for the captain’s seat of the Shadow Comet has the three Hashoone siblings perpetually on edge. Then the Hashoones intercept a ship–one with a long-dead crew, its final mission a warning to all who seek their fortunes in space. The Hashoones don’t have time for ill omens; they need a payday. Following clues from the mysterious ship, they embark on a hunt… Read more.