In season two, the Enterprise continues on its journey across the galaxy with the birth of a new member. Picard once again leads the team as unknown civilizations take notice of the ship and wishes to know more about the crew and their operations. Riker struggles with his loyalty to the Enterprise as his life is threatened and Data tries to become more human to understand his role upon the Enterprise. This season looks closer into the relationship of man vs. machine as Q once again tries to test Picard against a new enemy. The Ferengi threatens the Enterprise and the mystery of the holodeck pits the crew against the clock as lives hang in the balance.
Troi undergoes a mysterious pregnancy when the Enterprise tries to escape from a system that has recently fallen victim to a deadly plague.
A mysterious life form known as the 'Nagilum' threatens the life of the crew in his attempt to understand humanity.
Data and Geordi become involved with a holodeck program about Sherlock Holmes and his investigations, when they create Sherlock's arch nemesis, Moriarty; however, modifications to the Moriarty character include the capability of out-smarting Data, which leads to some unexpected consequences.
The Enterprise is placed in a compromising situation when the captain of a disabled starship places the crew in the middle of a love triangle.
A deaf-mute mediator meets with disaster while being escorted by the Enterprise.
Data is possessed by the consciousness of a brilliant scientist. However, it has a disturbing impact on Data's personality.
A mysterious hyper-ageing sickness kills the crew of a Federation cargo ship, and Dr. Pulaski must race against time to find a cure.
Commander Riker participates in an officer's exchange program which lands him an assignment on a Klingon Bird-of-Prey. Meanwhile, a Bezite ensign has trouble assimilating to the routines of the Enterprise.
When Data's rights as a sentient individual are placed under trial, Starfleet forces Riker into a position where he must prove that Data is only an Android.
Wesley falls in love with a passenger the Enterprise is escorting, who has the secret ability to shape-shift.
A strange power source disables the Enterprise's computer systems, damages Data's programming and leaves the ship and crew vulnerable to a Romulan attack.
An away team is trapped in an alien environment based around a novel entitled 'The Hotel Royale.'
Picard encounters his double from six hours in the future, whose Enterprise had been destroyed.
Riker is promoted to Captain of another Federation ship. Worf must confront his past and his Klingon heritage.
Wesley must investigate the causes of strange tectonic activity on the planet where Data's pen pal lives.
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.
A race known as the Pakleds kidnap Geordi La Forge. Picard must face surgery when he is left in a near-dead state.
Picard must convince two dying civilizations that they must co-exist on the same planet to survive, however, they have other plans to ensure their survival: in the form of clones of the Enterprise crew.
While being escorted to a Federation conference by the Enterprise, Lwaxana hunts for a man to satisfy her needs when her sex-drive is quadrupled during a natural mid-life cycle.
Worf is re-united with his former lover, K'Ehleyr, while the Enterprise is ordered to intercept a Klingon ship whose crew has been in stasis for a century.
Trouble begins when a Ferengi warship stumbles over a war simulation between Riker and Picard, each on different ships, and begins attacking them.