Dragon Pearl by Yoon Ha Lee & Kim Mai Guest
Dragon Pearl is the story of a thirteen-year-old
fox spirit living on Jinju, a planet in the Thousand Worlds space alliance. She finds out her older brother, Jun, is suspected of leaving his post in the Space Force, in search of a Dragon Pearl. Her quest to find her brother leads her to encounter gamblers, pirates, and vengeful ghosts throughout the Thousand Worlds.