2021 (production)


Events

January 
 4 January – Gregory Sierra dies.
 5 January – The Dark Veil, a Gallery PIC novel by James Swallow, is released.
 6 January –
 Issue 3 of Star Trek: Voyager - Seven's Reckoning, from IDW Publishing is released.
 Issue 18 of Star Trek: Year Five, from IDW Publishing.
 7 January – 
 Peter Greenwood dies.
 The thirteenth episode and season finale for season 3 of , , premieres on CBS All Access, along with an .
  airs on CBS, the first US free-to-air broadcast of this episode.
 8 January – Steve Lightle dies.
 13 January – Geri Lee dies.
 14 January – Peter Mark Richman dies.
 19 January – Kellam de Forest dies.
 20 January – Johnetta Anderson dies.
 22 January –  debuts on Amazon Prime Video in the UK, Europe, Australia, New Zealand, Japan, and India.
 26 January – Richard Arnold dies.
 29 January – 
 Walker Boone dies.
 Cy Chermak dies.

February 
5 February – Christopher Plummer dies.
 9 February – Star Trek: Deep Space Nine Illustrated Handbook from Hero Collector is released.
 10 February – Issue 4 of Star Trek: Voyager - Seven's Reckoning, from IDW Publishing, is released.
 17 February – Issue 19 of Star Trek: Year Five, from IDW Publishing is released.
 19 February – Gil Mosko dies.
21 February – Rod Arrants dies.

March 
2 March – Danny Rogers dies.
3 March – Della Van Hise dies.
 9 March – Jeffrey Hayes dies.
 14 March – Henry Darrow dies.
20 March – Star Trek, History and Us by A.J. Black, from McFarland & Company, is released.
 29 March – Rudy Doucette dies.

April
3 April – John Paragon dies.
5 April –
Robert Fletcher dies.
Mary-Linda Rapelye dies.
 "" reprinted digitally by IDW Publishing.
8 April – Margaret Wander Bonanno dies.
16 April – Felix Silla dies.
20 April – Facsimile edition of "" released by IDW Publishing
24 April – Nathan Jung dies.

May
4 May –
Star Trek: Shipyards - The Borg and Delta Quadrant: Akritirian to Krenim, by Ian Chaddock, Marcus Riley, and Mark Wright, from Hero Collector is released.
Chuck Hicks dies.
6 May – Michael Scranton dies.
11 May – Norman Lloyd dies.
12 May – Wilbur Finks dies.
18 May – 
Wonderlands, a Gallery DIS novel, by Una McCormack, is released.
 Season 1 Blu-ray and DVD is released.
19 May – Issue 20 of Star Trek: Year Five, from IDW Publishing, is released.
20 May – Lee Poppie dies.
25 May – Star Trek: Year Five - Weaker Than Man, from IDW Publishing, is released.

June 
4 June – Clarence Williams III dies.
7 June – Douglas S. Cramer dies.
8 June – Star Trek: The Next Generation - Mirror Universe Collection, from IDW Publishing, is released.
14 June – Lisa Banes dies.
15 June – Living Memory, a Pocket TOS novel by Christopher L. Bennett, is released.
16 June – Michael Champion dies.
20 June – Joanne Linville dies.
22 June –
the  of The Star Trek Calendar, from Universe Publishing, is released.
the  of the Star Trek: Cats Calendar, from Universe Publishing, is released.
25 June – John Erman dies.
30 June – Issue 21 of Star Trek: Year Five, from IDW Publishing, is released.

July
7 July – Issue 22 of Star Trek: Year Five, from IDW Publishing, is released.
10 July – Byron Berline dies.
13 July – Shadows Have Offended, a Pocket TNG novel by Cassandra Rose Clarke, is released.
19 July – Ralph Garrett dies.
22 July – Ron Kapp dies.
27 July –
the  of the Star Trek: The Next Generation Calendar, from Universe Publishing, is released.
the  of the Star Trek: Ships of the Line calendar, from Universe Publishing, is released.
the  of the Star Trek: Discovery Calendar, from Universe Publishing, is released.
the  of the Star Trek: Picard Calendar, from Universe Publishing, is released.
28 July – Issue 23 of Star Trek: Year Five, from IDW Publishing, is released.
30 July – Tom LeGarde dies.

August
1 August – Ronald F. Hoiseck dies.
3 August – Star Trek: Designing the Final Frontier, by Dan Chavkin and Brian McGuire, from Weldon Owen, is released.
10 August – Star Trek: Shipyards - Delta Quadrant: Ledosian to Zahl, by Ian Chaddock, Marcus Riley, and Mark Wright, from Hero Collector, is released.
12 August – the second season of  premieres with  on Paramount+, along with an  of .
17 August –
Eddie Paskey dies.
Rogue Elements, a Gallery PIC novel by John Jackson Miller, is released.
 of Star Trek: Voyager - Seven's Reckoning, from IDW Publishing, is released.
19 August – , the second episode of Lower Decks Season 2, premieres on Paramount+.
24 August – the  of the Star Trek Daily Calendar, from Universe Publishing, is released.
25 August – Issue 24 of Star Trek: Year Five, from IDW Publishing, is released.
26 August – , the third episode of Lower Decks Season 2, premieres on Paramount+.

September 
2 September – , the fourth episode of Lower Decks Season 2, premieres on Paramount+.
7 September –
The Autobiography of Mr. Spock, by Una McCormack, from Titan Books, is released.
Star Trek: Starfleet is..., by Robb Pearlman, from Smart Pop Books, is released.
9 September –
, the fifth episode of Lower Decks Season 2, premieres on Paramount+.
Issue 0 of Star Trek: The Mirror War from IDW Publishing is released.
12 September – Fran Bennett dies.
14 September – Reuben Klamer dies.
15 September – 
Gavan O'Herlihy dies.
Ronald Roose dies.
16 September – , the sixth episode of Lower Decks Season 2, premieres on Paramount+.
21 September – 
Star Trek - The Original Series: A Celebration, by Ben Robinson and Ian Spelling, is released.
Willie Garson dies.
23 September – , the seventh episode of Lower Decks Season 2, premieres on Paramount+.
24 September – Suzanne Bianqui dies.
28 September – Star Trek: Coda, Book 1: Moments Asunder, by Dayton Ward, is released.
30 September – 
Ravil Issyanov dies.
, the eighth episode of Lower Decks Season 2, premieres on Paramount+.

October
2 October – Richard Evans dies.
5 October – paperback edition of The Autobiography of Kathryn Janeway, by Una McCormack, from Titan Books is released.
6 October –
Patrick Horgan dies.
Issue 25 of Star Trek: Year Five, from IDW Publishing, is released.
Issue 1 of Star Trek: The Mirror War, from IDW Publishing, is released.
7 October –
Jan Shutan dies.
, the ninth episode of Lower Decks Season 2 premieres on Paramount+.
9 October – Mario Roccuzzo dies.
10 October – Robert Herron dies.
14 October – , the tenth and final episode of Lower Decks Season 2, premieres on Paramount+, along with an  of .
18 October – William Lucking dies.
20 October – Nick Dimitri dies.
 24 October – Tom Bentley dies.
26 October – Star Trek: Coda, Book 2: The Ashes of Tomorrow, by James Swallow, is released.
28 October –
Camille Saviola dies.
 premieres with the double episode  on Paramount+.

November
2 November – Star Trek: Discovery – Seasons 1–3 Collection on Blu-ray and DVD.
3 November – Issue 2 of Star Trek: The Mirror War, from IDW Publishing.
4 November – , the third episode of Star Trek: Prodigy, premieres on Paramount+.
7 November – Dean Stockwell dies.
11 November – , the fourth episode of Star Trek: Prodigy, premieres on Paramount+.
18 November –
the fifth episode of Star Trek: Prodigy, , premieres on Paramount+.
, the first episode of  Season 4, premieres on Paramount+.
25 November – the second episode of Star Trek: Discovery Season 4, , premieres on Paramount+.

December
2 December – the third episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
8 December – "Star Trek: The Mirror War - Data", from IDW Publishing.
9 December – the fourth episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
11 December – Mimi Cozzens dies.
14 December – Star Trek: The Next Generation Nerd Search: Bloopers of the Borg, by Glenn Dakin, from Hero Collector is released.
16 December –
John Arndt dies.
The fifth episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
19 December – the one hour premiere of Star Trek: Prodigy, "Lost and Found", airs on  in a special event preview.
21 December – Revenant, a Pocket DS9 novel, by Alex R. White.
23 December – the sixth episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
30 December –
 The seventh episode of Star Trek: Discovery Season 4, , premieres on Paramount+.
 Winston DeLugo dies.
Unknown – April Nocifora dies.

Media gallery

Production timeline