Stardate: 41590.5. Q places the senior crew of the Enterprise in a war game that pits them against a boar-faced, Napoleonic enemy.

Stardate: 41365.9. While undergoing repairs, the Bynar Engineers steal the Enterprise to save their planet from destruction.

Stardate: 41503.7. Two Klingons, rescued by the Enterprise, try to take over the ship.

Stardate: 41986.0. A derelict satellite is found with cryonically frozen humans aboard as the USS Enterprise is sent to investigate the destruction of outposts near Romulan space.

Stardate: 42073.1. Troi undergoes a mysterious pregnancy when the Enterprise tries to escape from a system that has recently fallen victim to a deadly plague.

Stardate: 42761.3. Q hurls the Enterprise into the Delta Quadrant and introduces the Federation to a powerful new enemy that may destroy the Alpha Quadrant: The Borg.

Stardate: 42976.1. Riker is infected with an alien organism that takes over his mind. Dr. Pulaski must force Riker's mind back to a state where it can access primitive survival skills.

Stardate: 44614.6. Geordi must work with the real Leah Brahms when she arrives on the Enterprise when a space-borne alien life form thinks the ship is its mother. Tensions rise when she learns that Geordi created a holographic version of her several months before in order to save the ship from danger.