ca 100,000 BBY
The Columi species develop interstellar space flight and go on to survey a number of neighboring star systems before returning to isolation on Columus. | The New Essential Chronology. | | The recorded history of the Sith race begins on Korriban. | Star Wars Encyclopedia; Jedi vs. Sith: The Essential Guide to the Force. | | | | ca 50,000 BBY
| The Yevethan species, young compared to others in the galaxy, gain sentience on the world of N'Zoth. | Coruscant and the Core Worlds Sourcebook, via Time Tales. | | | | ca 36,453 BBY
| The Force is "discovered" on the planet Tython during a gathering of philosophers and scientists. | Galactic Timeline on the Star Wars: The Old Republic website. | | | | ca 30,000 BBY
| The Rakatans' Infinite Empire reaches the height of its power. Much of their technology is powered by use of the Force, including the Star Forge, a factory-satellite that can build anything its creators can imagine. It will later be revealed that the Star Forge uses and amplifies the dark side of the Force. | The New Essential Chronology, Star Wars: Knights of the Old Republic website. | | | A meteor impact on the planet Alderaan wipes out the Killik race. Centuries later, a lake will form in the impact crater. The capitol city of Aldera will be built on that lake. | The Illustrated Star Wars Universe, via Time Tales. | | | The first droids are invented in future Republic space. | The New Essential Guide to Droids. | | |
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