Lost to Eternity by Greg Cox

https://thebookvoice.com/podcasts/2/audible/191985 to listen full audiobooks. Title: Lost to Eternity Series: Star Trek: The Original Series Author: Greg Cox Narrator: Robert Petkoff Format: mp3 Length: 15 hrs and 2 mins Release date: 07-23-24 Ratings: 4.5 out of 5 stars, 141 ratings Genres: First Contact Publisher's Summary: 2268: The USS Enterprise’s five-year mission is interrupted when Captain James T. Kirk and his crew set out to recover an abducted Federation scientist whose classified secrets are being sought by the Klingons as well. The trail leads to a barbaric world off limits to both Starfleet and the Klingon Empire—and an ageless mastermind on a quest for eternity.