- For information dealing with this year in the timeline of the fictional Star Trek universe, see 1999.
1999
June
- Week of 2 June
- The last episode of Star Trek: Deep Space Nine, "What You Leave Behind", is aired.
August
- 1 August
- "The First Virtue", by Michael Jan Friedman and Christie Golden, is released by Pocket Books.
- 17 August
- The first of many Star Trek DVDs is released in America.
Other events
- 5 March
- Richard Kiley dies.
- April
- The first issue of Star Trek: The Magazine hits newsstands.
- 22 April
- Bert Remsen dies.
- 11 June
- DeForest Kelley, Leonard McCoy in TOS, dies of stomach cancer.
- 1 September
- The Star Trek Sticker Book hits bookstores.
- 18 October
- Paddi Edwards dies.
- 5 November
- James Goldstone dies.
- 1 December
- Stephen Brooks dies.
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