Umbra: Sentient Stars

Umbra is the first installment in the Sentient Stars trilogy, set in a distant future where fully sentient starships and a militaristic society face an existential threat from a mysterious signal in the darkness. Through the perspectives of a rogue, a commander, and an admiral, the story weaves a space opera adventure with complex characters, galactic alliances, and a slow-burn enemies-to-lovers romance. As humanity’s survival hangs in the balance, these individuals must navigate conflicts, betrayals, and newfound alliances to prevent disaster.