Before the Common Era
From Trekipedia
c.4.6 Billion BCE
- The Guardian of Forever is asked a question for the last time until 2267.[1]
- The Sol system forms.[1]
c.1 Million BCE
- The ruins found surrounding the Guardian of Forever dated to at least this era.[1]
c.500,000 BCE
- The star in the Exo system begins to cool, eventually turning Exo III from Class M to Class P. The Exoites begin to retreat to underground cave systems to escape the surface plummeting temperatures.[2]
c.47,733 BCE
- The Horta on Janus VI die off, leaving behind thousands of eggs and a single Mother Horta to watch over them.[3]
c.3733 BCE
c.2705 BCE
Notes and References
- ↑ 1.0 1.1 1.2 Roddenberry, Gene (Executive Producer). "The City on the Edge of Forever." Star Trek, Season 1, Episode 28 (Production 28). Directed by Joseph Pevney. Written by Harlan Ellison. Desilu Productions, 6 April 1967.
- ↑ Roddenberry, Gene (Executive Producer). "Balance of Terror". Star Trek, season 1, episode 14 (Production number 09). Directed by Vincent McEveety. Written by Paul Schneider. Desilu Productions. 15 December 1966.
- ↑ Roddenberry, Gene (Executive Producer). "The Devil in the Dark." Star Trek, Season 1, Episode 25 (Production 26). Directed by Joseph Pevney. Written by Gene L. Coon. Desilu Productions, 9 March 1967.
- ↑ Roddenberry, Gene (Executive Producer). "The Return of the Archons." Star Trek, Episode 21 (Production 22). Directed by Joseph Pevney. Story by Gene Roddenberry. Teleplay by Boris Sobelman. Desilu Productions, 9 February 1967.
- ↑ Roddenberry, Gene (Executive Producer) and Freiberger, Fred (Producer). "All Our Yesterdays." Star Trek, Season 3, Episode 23. Directed by Marvin Chomsky. Written by Jean Lisette Aroeste. Paramount Pictures Corporation, 14 March 1969.
