Finding Hekate by Kellie Doherty

Blue and purple star-scape with four multicolored planets dominate the cover. On top sits a triangle symbol. Stars weave themselves in and around the triangle symbol. The words Finding Hekate (title) and Kellie Doherty (author) are on the cover.
Part of the Cicatrix Duology series:

Links: Website | Universal buy link

Blurb: Mia Foley is running away from the attack that changed her life. She’s captain of a new spaceship when the Acedians find her and try blasting her peaceful crew from the black. She must sever her bonds in order to run, again. But she’s grown fond of this crew, particularly Cassidy Gates. Staying with them will jeopardize their safety, and they have much closer fears than the Acedian hunters. Mia's time is running out. She's becoming one of them.