Template:Realworld
- For information dealing with this year in the timeline of the fictional Star Trek universe, see 1988.
Production
January
- 11 January - TNG: "The Big Goodbye" airs.
- 18 January - TNG: "Datalore" airs.
- 21 January - Abraham Sofaer dies.
- 25 January - TNG: "Angel One" airs.
- Pocket TOS Final Frontier by Diane Carey is published by Pocket Books.
February
- 1 February - TNG: "11001001" airs.
- 5 February - Bennie E. Dobbins dies.
- 8 February - TNG: "Too Short a Season" airs.
- 15 February - TNG: "When The Bough Breaks" airs.
- 19 February - Larry Forrester dies.
- 22 February - TNG: "Home Soil" airs.
- Pocket TOS #38: The IDIC Epidemic by Jean Lorrah is published by Pocket Books.
March
- 12 March - Karen Steele dies.
- 14 March - TNG: "Coming of Age" airs.
- 15 March - Rik Vollaerts dies.
- 18 March - Alan Gibbs dies.
- 21 March - TNG: "Heart of Glory" airs.
April
- 11 April - TNG: "The Arsenal of Freedom" airs.
- 18 April - TNG: "Symbiosis" airs.
- 23 April - Erica Mer is born.
- 25 April - TNG: "Skin of Evil" airs. Denise Crosby leaves the cast.
- Pocket TOS #39: Time for Yesterday by A.C. Crispin is published by Pocket Books.
May
- 2 May - TNG: "We'll Always Have Paris" airs.
- 4 May - Ed Bakey dies.
- 9 May - TNG: "Conspiracy" airs.
- 16 May - TNG: "The Neutral Zone" airs, concluding TNG Season 1.
June
- TNG Season 2 begins production, but is substantially delayed due to a Writer's Guild strike. Diana Muldaur joins the cast as Doctor Pulaski, replacing Gates McFadden as Beverly Crusher.
- Pocket TOS #40: Timetrap by David Dvorkin is published by Pocket Books.
July
- 1 July - Tony Leader dies.
- 15 July - Hana Hatae born.
- Pocket TNG #1: Ghost Ship by Diane Carey is published by Pocket Books.
August
- Pocket TOS #41: The Three-Minute Universe by Barbara Paul is published by Pocket Books.
September
- 13 September - The plans for Paramount Stage 9 are revised.
- DC TOS volume 1 #54: "Old Loyalties" is published.
- Pocket TOS Spock's World by Diane Duane is published by Pocket Books.
- Pocket TNG #2: The Peacekeepers by Gene DeWeese is published by Pocket Books.
October
- 11 October - Morgan Farley dies.
- Pocket TOS #42: Memory Prime by Garfield & Judith Reeves-Stevens is published by Pocket Books.
November
- 21 November - The second season of Star Trek: The Next Generation premieres with "The Child". The episode's late airdate is due to the Writer's Guild strike, and the script is recycled from an old Star Trek: Phase II story. Whoopi Goldberg makes the first of several recurring appearances as Guinan.
- 28 November - TNG: "Where Silence Has Lease" airs.
- - Scarlett Pomers born.
- Pocket TNG #3: The Children of Hamlin by Carmen Carter is published by Pocket Books.
December
- 5 December - TNG: "Loud As A Whisper" airs.
- 6 December - Roy Orbison dies.
- 12 December - TNG: "The Outrageous Okona" airs.
- Pocket TOS #43: The Final Nexus by Gene DeWeese is published by Pocket Books.
Unknown
- CIC Video begins its release of Star Trek series on VHS in the UK with TOS Season 1.
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