This timeline covers events in the Star Trek Universe from the beginning of time to the end of the 19th century.

Billions of Years AgoEdit

Title	Series	Date	Media	Notes	Image
Death Wish (Past)	Voyager	13,700,000,000 BC	episode	The Big Bang; Quinn transported Voyager to this time.
The Q Continuum Q-Space Chapter 11	The Next Generation	5,000,000,000 BC	novel
Spock's World Vulcan: One (Flashback)	The Original Series	5,000,000,000 BC	novel
Strange New Worlds II Reciprocity (Flashback)	The Next Generation	4,000,000,000 BC	short story
All Good Things... Chapter 20, section 5	The Next Generation	3,500,000,000 BC	episode novelization	The formation of the first proteins on Earth
The Q Continuum Q-Space Chapter 13	The Next Generation	2,500,000,000 BC	novel
The Q Continuum Q-Zone Chapter 2	The Next Generation	1,000,000,000 BC	novel

Millions of Years AgoEdit

Title	Series	Date	Media	Notes	Image
The Escape Chapters 12, 17, 19 & 23	Voyager	c.444,800,000 BC	novel
First Frontier Chapters 23-38 (Time Travel)	The Original Series	64,018,143 BC	novel

Thousands of Years AgoEdit

Title	Series	Date	Media	Notes	Image
Spock's World Vulcan: Two (Flashback)	The Original Series	c.500,000 BC	novel
The Escape Chapters 4, 5-7 & 23	Voyager	c.307,600 BC	novel
Strange New Worlds VI The Beginning (Flashback)	Speculations	c.200,000 BC	short story	Offers one version of the creation of the Borg. The Pocket Books Timeline places this story at c. 2000BC, however the short story "The Hunted" describes Borg activity 110,000 years ago necessitating an earlier placement for the Borg's creation.
Strange New Worlds VII Forgotten Light Sections 1, 4, 6, 8, 10 & 12	Speculations	c.200,000 BC	short story	Offers one version of the creation of the Borg. The Pocket Books Timeline places this story at c. 2000BC, however the short story "The Hunted" describes Borg activity 110,000 years ago necessitating an earlier placement for the Borg's creation.
What Lay Beyond Horn and Ivory Chapters 1-9	Deep Space Nine	c.27,600 BC	novella
Watching the Clock Chapter 18	Star Trek	c.16,000 BC	novel
Spock's World Vulcan: Three	The Original Series	c.10,000 BC	novel
Ex Machina Chapter 18	The Original Series	7954 BC	novel
Destiny Lost Souls Chapters 2, 8, 14 & 20	Star Trek	4527 BCE	novel
Spock's World Vulcan: Four	The Original Series	c.3,000 BC	novel
All Our Yesterdays (Past)	The Original Series	2723 BC	episode	Sarpeidon's past, date extrapolated from The Yesterday Saga
The Yesterday Saga Yesterday's Son Chapters 5 & 6	The Original Series	2703 BC	novel
The Yesterday Saga Time for Yesterday Prologue, Chapters 5-10, 14 & 15	The Original Series	2683 BC	novel
Uhura's Song Chapter 11	The Original Series	235 BC	novel	The Eeiauoan people are exiled from their homeworld of Sivao, because of their unsustainable use of technology.
Spock's World Vulcan: Five (Flashback)	The Original Series	30 BC	novel

ConnectionsEdit