Star Trek: Deep Space Nine, season 3, episode 17
Visionary
Summary
Exposure to radiation causes O'Brien to jump five hours into the future for brief periods, including one that shows Deep Space Nines destruction, while the station hosts Romulan and Klingon delegations.
Summary from Wikipedia, CC BY-SA 4.0.
Find out more
These links open the services in a new tab with the question pre-filled; the AI assistants may ask you to sign in. Their answers can contain errors.