The USS Morningstar was an Excelsior class cruiser serving in Starfleet during the 24th century.
The was spent much of her career on border patrol duties in the Beta Quadrant.
That same year information on her assignments, armaments, and personnel was leaked to the Tal Shiar by Harelian agents. The ship would later take a Starfleet Intelligence team to secure the mining operation on P80-AS. A Harelian freighter was impounded by the crew and taken to Starbase 315. ("Shakedown Cruise")