Season 2
1988 · 22 episodes · 16h 51m in all · 6.7/10
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.

Episodes

1. The Child
21 Nov 1988 · 46 min · 5.7/10
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.

2. Where Silence Has Lease
28 Nov 1988 · 46 min · 7.0/10
Stardate: 42193.6. A mysterious life form known as the 'Nagilum' threatens the life of the crew in his attempt to understand humanity.

3. Elementary, Dear Data
5 Dec 1988 · 46 min · 8.0/10
Stardate: 42286.3. 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.

4. The Outrageous Okona
12 Dec 1988 · 46 min · 6.2/10
Stardate: 42402.7. 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.

5. Loud as a Whisper
9 Jan 1989 · 46 min · 6.3/10
Stardate: 42477.2. A deaf-mute mediator meets with disaster while being escorted by the Enterprise.

6. The Schizoid Man
23 Jan 1989 · 46 min · 7.0/10
Stardate: 42437.5. Data is possessed by the consciousness of a brilliant scientist. However, it has a disturbing impact on Data's personality.

7. Unnatural Selection
30 Jan 1989 · 45 min · 6.2/10
Stardate: 42494.8. A mysterious hyper-ageing sickness kills the crew of a Federation cargo ship, and Dr. Pulaski must race against time to find a cure.

8. A Matter of Honor
6 Feb 1989 · 46 min · 7.6/10
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.

9. The Measure of a Man
13 Feb 1989 · 46 min · 8.8/10
Stardate: 42523.7. 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.

10. The Dauphin
20 Feb 1989 · 46 min · 6.1/10
Stardate: 42568.8. Wesley falls in love with a passenger the Enterprise is escorting, who has the secret ability to shape-shift.

11. Contagion
20 Mar 1989 · 46 min · 7.3/10
Stardate: 42609.1. 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.

12. The Royale
27 Mar 1989 · 46 min · 6.4/10
Stardate: 42625.4. An away team is trapped in an alien environment based around a novel entitled 'The Hotel Royale.'

13. Time Squared
3 Apr 1989 · 46 min · 7.3/10
Stardate: 42679.2. Picard encounters his double from six hours in the future, whose Enterprise had been destroyed.

14. The Icarus Factor
24 Apr 1989 · 46 min · 5.9/10
Stardate: 42686.4. Riker is promoted to Captain of another Federation ship. Worf must confront his past and his Klingon heritage.

15. Pen Pals
1 May 1989 · 46 min · 6.5/10
Stardate: 42695.3. Wesley must investigate the causes of strange tectonic activity on the planet where Data's pen pal lives.

16. Q Who
8 May 1989 · 46 min · 8.4/10
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.

17. Samaritan Snare
15 May 1989 · 46 min · 6.5/10
Stardate: 42779.1. A race known as the Pakleds kidnap Geordi La Forge. Picard must face surgery when he is left in a near-dead state.

18. Up the Long Ladder
22 May 1989 · 46 min · 6.1/10
Stardate: 42823.2. 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.

19. Manhunt
19 Jun 1989 · 46 min · 5.7/10
Stardate: 42859.2. 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.

20. The Emissary
29 Jun 1989 · 46 min · 7.0/10
Stardate: 42901.3. 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.

21. Peak Performance
10 Jul 1989 · 46 min · 7.4/10
Stardate: 42923.4. Trouble begins when a Ferengi warship stumbles over a war simulation between Riker and Picard, each on different ships, and begins attacking them.

22. Shades of Gray
17 Jul 1989 · 46 min · 3.5/10
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.
Star Trek: The Next Generation Season 2: quick answers
How many episodes are in Star Trek: The Next Generation Season 2?
Season 2 of Star Trek: The Next Generation has 22 episodes, about 17 hours in total.
When did Star Trek: The Next Generation Season 2 come out?
Season 2 premiered on 21 Nov 1988.
What is the best episode of Star Trek: The Next Generation Season 2?
By viewer score, episode 9, “The Measure of a Man”, at 8.8/10.