0 - 19th Century

• 15 billion years ago The universe is formed in the Big Bang, which is used by at least two members of the Q Continuum as a hiding place.

• 5 billion years ago The Guardian of Forever is asked its last question prior to 2267

• 4 billion years ago The first humanoid civilization explored the galaxy, but found themselves alone. They spread their genetic material throughout many planets of the galaxy, so that life would develop similar to them.

• Q and Q begin their more or less romantic involvement.

• 3.5 billion years ago On Earth, in a region later known as France, amino acids combine to the first proteins.

• 2 billion years ago A civilization thrives on Tagus III.

• 300 million years ago In the Devonian age, eryops, the last common ancestor of cold-blooded and warm-blooded organisms, lives on Earth.

• 100 million years ago The D'Arsay civilization launches the archive of their culture.

• 65 million years ago In the Cretaceous era, hadrosaurus has become the most advanced cold-blooded organism, but is wiped out in a mass extinction.

• 20 million years ago Recorded Voth history in the Delta Quadrant begins.

• Millions of years ago The inhabitants of Organia evolve to beings of pure energy.

• 600,000 years ago The Tkon Empire becomes extinct when their central star goes supernova during a period known to the Tkon as the Age of Makto.

• Sargon's people establish colonies throughout the galaxy.

• Over 500,000 years ago The first civilization flourishes on Bajor.

• 500,000 years ago Sargon's civilization is destroyed when the atmosphere is ripped off the planet. Very few survivors can save at least their consciousnesses in a cave deep beneath the surface.

• The planet Exo III becomes uninhabitable after the sun has begun to fade. The inhabitants resettle beneath the surface and construct androids to serve them.

• Hundreds of thousands of years ago The population of Talos IV is largely wiped out in a war. Forced to living beneath the surface, the Talosians develop their mental powers, while neglecting their technological knowledge and skills.

• 200,000 years ago A vastly advanced civilization creates the Eightfold Stars, an octonary star system, around the planet Aia.

• The Iconian civilization is destroyed in a large-scale orbital bombardment of their homeworld. Their interdimensional gateways have given the Iconians the possibility to bridge any distance in no time and surprise their enemies. Iconian influence is still visible in many languages, such as Dewan, Iccobar, and Dinasian.

• More than 100,000 years ago The subspace network which will be later claimed by the Hirogen is constructed by an unknown race.

• The ocean planet, later home of the Monean civilization, is created by extracting all water from a Class M planet and containing it.

• 50,000 years ago Horta of Janus VI begins her latest cycle of rebirth.

• The planet killer begins its long travel through intergalactic space.

• 45,000 years ago Extraterrestrial visitors, known as the "Sky Spirits", visit a people on Earth who should become the indigenous inhabitants of America.

• Over 30,000 years ago A stone tablet is created at the place on Bajor later occupied by B'hala, prophesizing the Emissary's battle with a Pah-wraith.

• 30,000 years ago The Verathan civilization, originally from the Verath system in the Gamma Quadrant, reaches its height, spanning two dozen star systems.

• 25,000 years ago The city of B'hala will be built on the ruins of an ancient city.

• 22,000 years ago The first of at least 947 archaeological expeditions is conducted at the ancient ruins on Tagus III.

• The Trill begin life as a joined species.

• 20,000 years ago The city of B'hala on Bajor falls into oblivion.

• 12,000 years ago An artisan on Kurl, during the Fifth Dynasty, creates small ceramic figurines, called naiskos, that embody that culture's belief that within each person is a community of individuals, each with its own desires, views, and voices.

• 10,000 years ago The machine/god Vaal on Gamma Trianguli VI is built.

• A species of intelligent spacefaring organisms which form symbiotic relationships with humanoid life forms that live within their bodies, become nearly extinct. Gomtuu is the last known survivor.

• When their sun is about to go nova, the Fabrini leave their system on an propelled asteroid now known as Yonada.

• The Q Continuum begins a new era of discovery, celebrating learning, dialog, and even humor from all across the universe.

• The Kalandan outpost, an artificial planet, is built. Its whole population, however, is wiped out by a virus, only leaving an automated defense system.

• Gint, the first Grand Nagus, codifies Ferengi cultural values in a book he calls the Rules of Acquisition.

• The first of the Orbs are discovered by the Bajorans in the sky above their planet. Over the next ten millennia, a total of nine of these extraordinary objects will be found, inspiring revelations that shaped Bajoran theology.

• 6,000 years ago Landru of Beta III creates a powerful computer system to guide and protect his people after his death.

• Unknown aliens take several humans from Earth to be raised on a distant planet, to prevent Earth from destroying itself. Gary Seven will be one of their descendants.

• An ice age on Sigma Draconis VI splits the population into two halves: the advanced but unintelligible female Eymorg and the primitive male Morg.

• Earth is visited by aliens who settle in the Mediterranean area and demand to be worshipped as gods.

• 4,000 to 3,000 B.C. The Aldeans build a cloaking shield around their planet.

• 3834 B.C. The immortal Flint is born in Mesopotamia on Earth.

• 2600 B.C. The pyramids of Giza are being built.

• 2500 B.C. The star known as Sahndara goes nova, and a number of inhabitants of the star system manage to escape.

• 850 B.C. The Vulcan monastery of P'Jem is built.

• 630 B.C. Bajoran prophet Trakor encounters the Orb of Change for the first time.

• 400 to 200 B.C. Survivors from Sahndara spend some time on Earth, where their leader, Parmen, becomes a great admirer of the philosopher Plato. After leaving Earth, they settle on a planet they name Platonius, where they begin to develop telekinetic abilities.

• 250 C.E. Spock's ancestors adopt a ceremonial ground that remains in their family at least until the 23rd century.

• The inhabitants of Vulcan engage in terrible and destructive wars, a result of the violent passions and emotions that govern the Vulcan people. It is a savage time, even by Earth standards. Myths from this period describe a terrifying weapon of war called the Stone of Gol, that kills with the power of the mind.

• Surak leads the Vulcan people on a path of peace and logic. His writings are collected in an artifact called Kir'Shara. His katra will be preserved in a special vessel.

• Dissenters who don't agree with Surak's principles of logic have left Vulcan. They settle on various planets, including Calder II, Dessica II, Draken IV, Yadalla Prime and Barradas III, the latter being the home of the Debrune civilization. They will later be known as the Romulans.

• 370 C.E. The humanoid Vidiian Sodality in the Delta Quadrant falls victim to a deadly viral disease, the phage, which consumes their bodies. The Vidiians survive only by harvesting organs from non-Vidiians to replace their own tissues.

• 372 C.E. The Founders, weary of being hunted and killed by non-shapeshifters, found the Dominion which should become a vast interstellar empire.

• A war breaks out on Solais IV, which will last until the 24th century.

• 900 C.E. Kahless defeats the tyrant Molor and unites the Klingons. He fights with his brother Morath for twelve days and nights, when Morath has brought dishonor to his family. Kahless creates the first bat'leth. At the end of his life, he points to a star in the sky and tells his people to look for him there.

• 1200 C.E. The Vissians develop warp drive.

• 1300 C.E All life on Zetar is destroyed in a cataclysm. A number of inhabitants survive as energy patterns.

• The civilization on the planet Golana vanishes.

• 1350 C.E. Promellians and Menthars destroy each other in an interstellar war.

• 1367 C.E. To solve their environment and overpopulation problems, the inhabitants of Ventax III are said to agree to a pact with a supernatural being called Ardra who would return in 2367 to enslave the planet.

• 1368 C.E. The sun of the planet Kataan goes nova. Prior to that a probe is launched to preserve the memory of the civilization.

• 1371 C.E. A group of humanoid space travelers are stranded in the Gamma Quadrant, on an interdimensional planet they call Meridian.

• A group of explorers from another galaxy, the Nacene, visit the Ocampa homeworld in the Delta Quadrant where their technology causes an ecological disaster, leaving the planet as a desert. Two of the Nacene stay behind to take care of the Ocampa.

• 1372 C.E. The Klingon homeworld is raided by race called the Hur'q who steal the Sword of Kahless.

• The hedonistic festival of Rumarie ceases to be observed on Vulcan.

• 1484 C.E. The Vaadwaur homeworld is destroyed in a massive orbital bombardment. Only a few hundred Vaadwaur survive in cryogenic chambers beneath the surface.

• The Hirogen introduce their current way of life.

• The inhabitants of Thasus still have bodies of solid matter, but slowly evolve to forms of pure energy.

• The ruling family of the Ramatis star system is discovered to lack the gene required for the sense of hearing. A system is developed where a "chorus" of interpreters both hear and speak for members of the ruling family.

• The people of Ardana build a magnificent city, Stratos, in the clouds.

• A civil war breaks out on Daled IV. The planet that rotates only once per year, so that one hemisphere is in perpetual light and the other in eternal darkness, which has lead to the evolution of two very different species.

• The T'Lani and Kellerun people declare war on each other.

• 1570 C.E. The Skrreean people, living in the Gamma Quadrant, are enslaved by the T-Rogorans, who will force the Skrreeans to live as laborers and servants for centuries.

• Bajoran explorers travel in solar sailing ships some of which may have even reached the Cardassian homeworld.

• 1666 C.E. Isaac Newton formulates his Laws of Motion, inspired by a member of the Q Continuum who has caused an apple to fall on Newton's head.

• Javier Maribona-Picard, an ancestor of Jean-Luc Picard, takes part in the suppression of the Pueblo Revolt of Native Americans.

• 18th century A group of alien anthropologists known as the Preservers relocate American Indians to another planet to preserve them from extinction.

• 1770 C.E. The war between Eminiar VII and Vendikar begins. To avoid the mutual destruction of their civilizations, the two parties later agree on computer simulated attacks upon which the calculated victims are to report to disintegration chambers.

• The two moons of Peliar Zel are colonized and will subsequently engage in hostilities that last until the 24th century.

• Hundreds of condemned criminals from the star system Ux-Mal are imprisoned on a moon of the planet Mab-Bu VI, where their consciousnesses will separate from their bodies some unknown time later.

• 1800 C.E. After spending around 1500 years to rebuild their society, Vulcans build first starships to explore the stars.

• 1821 C.E. Writer John Keats dies in Rome on Earth. Much of his work has been inspired by a non-corporeal entity called Onaya.

• 1850 C.E. The Suliban homeworld becomes uninhabitable. As nomads, Suliban begin to settle down in many other star systems.

• The last of several wars between the Denobulans and Antarans takes place, leaving 20 million Antarans dead and leading to centuries of mistrust and hatred.

• 1864 C.E. A member of the Q Continuum rescues the injured Thaddius "Ironboots" Riker from a battlefield in the American Civil War.

• 1865 C.E. Humans are abducted from Earth by the Skagarians.

• 1871 C.E. The Cardassian Union is formed.