Oblivion's Gate
Oblivion's Gate is a Pocket TNG novel by David Mack, the third in the Star Trek: Coda trilogy.

Summary 
Solicitation blurb
The crews of Jean-Luc Picard, Benjamin Sisko, Ezri Dax, and William Riker unite to prevent a cosmic-level apocalypse – only to find that some fates really are inevitable.

THEIR MOST DAUNTING MISSION WILL BE THEIR FINEST HOUR.

The epic Star Trek: Coda trilogy comes to a shattering conclusion as the Temporal Apocalypse forces Starfleet's greatest heroes to make the greatest sacrifices of their lives.

Background information 
 The book was nominated for a 2022 Scribe Award in the "Original Novel – Speculative" category  and a 2022 Dragon Award in the "Best Media Tie-In Novel" category.

External link
 

Novels
Audiobooks
Scribe Award nominees