You've extracted a number of keywords from your surveillance transcript that suggest, perhaps, the Drifter has planted explosives somewhere—but the Drifter's Gambit takes place throughout the solar system. They could be anywhere. You resolve to head up to the Derelict to begin your investigation. Maybe there's a clue there somewhere.
Enter the activity "Mystery and Potential" via the Gambit Director and search the Derelict for some kind of clue.
Legendary Quest Step