Adrian Tchaikovsky Books in Order (Updated August 6, 2026)

Adrian Tchaikovsky is a British science fiction and fantasy author whose work ranges from ten-book military fantasy to short philosophical novellas, first-contact novels, space opera, horror, alternate evolution, and stories about artificial intelligence.

His books do not belong to one continuous universe.

The Shadows of the Apt novels and Tales of the Apt share one fantasy world. Echoes of the Fall is officially independent, although it contains small references that reward readers familiar with the Apt setting.

Children of Time, the Final Architecture, Dogs of War, the Tyrant Philosophers, and the Expert System each form separate continuities. Most of Tchaikovsky’s other novels and novellas are standalones.

Because his bibliography is large, the best order depends less on chronology and more on how much time a reader wants to commit.

Choose by Reading Commitment

One Long Fantasy Campaign

Begin with Empire in Black and Gold.

Shadows of the Apt contains ten main novels and several later story collections. It is complete.

One Large Science Fiction Sequence

Begin with Children of Time.

The series now contains four novels, with Children of Strife published in March 2026.

One Completed Space Opera Trilogy

Begin with Shards of Earth.

The Final Architecture tells one continuous war across three novels.

One Shorter Fantasy Trilogy

Begin with The Tiger and the Wolf.

Echoes of the Fall is complete in three books and uses shapechanging cultures rather than the insect-kinden of Shadows of the Apt.

One Standalone Novel

Begin with Guns of the Dawn, Cage of Souls, The Doors of Eden, Alien Clay, Service Model, or Shroud.

Each tells a complete central story.

One Novella

Begin with Elder Race, Ogres, Walking to Aldebaran, or The Expert System’s Brother.

These provide shorter introductions to Tchaikovsky’s recurring interests in intelligence, social systems, evolution, power, and miscommunication.

Children of Time Books in Order

The Children of Time series follows humanity and several nonhuman intelligences across long periods of interstellar history.

Each novel moves into a new evolutionary, ecological, or psychological problem. Later books assume knowledge of the species, artificial intelligences, and political changes introduced earlier.

1. Children of Time (2015): The last survivors of a collapsing human civilization reach a terraformed world where an uplift experiment has created a society of intelligent spiders.
2. Children of Ruin (2019): Human and Portiid explorers encounter the ruins of another terraforming project, an octopus civilization, and a parasitic intelligence eager to understand and imitate them.
3. Children of Memory (2022): An expedition discovers a struggling human colony whose history, population, and reality appear to contradict one another.
4. Children of Strife (2026): Scientist Alis and a mantis-shrimp captain investigate a lost terraforming outpost where the surviving ecology may have become stranger and more dangerous than expected.

Why Children of Time Should Be Read in Order

The first novel establishes the Portiids, Kern, and the long-term transformation of humanity.

The second develops cooperation among humans, spiders, octopuses, artificial intelligence, and alien organisms. The third depends on that expanded civilization, while the fourth continues the same interspecies future.

Begin with Children of Time. Starting with a later volume would reveal the outcomes of earlier conflicts and remove the gradual development of the series’ nonhuman societies.

Children of Time Chronological Order

Publication order is also the practical chronological order:

1. Children of Time (2015): Humanity encounters the Portiid civilization.
2. Children of Ruin (2019): The new alliance explores another terraformed system.
3. Children of Memory (2022): The explorers investigate an apparently human colony.
4. Children of Strife (2026): A later mission reaches another lost experiment.

The books cover different timescales, but no prequel novel needs to be inserted.

The Final Architecture Books in Order

The Final Architecture is a completed space opera trilogy.

Humanity once survived an attack by the moon-sized Architects, beings capable of reshaping inhabited planets into elaborate sculptures. Decades later, the Architects return.

1. Shards of Earth (2021): Idris Telemmier, a former wartime Intermediary, discovers evidence that the Architects have returned and becomes the focus of governments, criminals, and alien powers.
2. Eyes of the Void (2022): Idris and the crew of the Vulture God search for answers while the Architects continue destroying worlds and competing factions attempt to control the one person who can reach them.
3. Lords of Uncreation (2023): Idris enters the deepest regions of unspace as his allies fight to prevent political division from destroying the last chance to stop the Architects.

The trilogy should be read without rearrangement.

Salvation’s Child

1. Salvation’s Child (2026): This graphic novel returns to the earlier Architects war and follows events from the period when humanity first learned to resist planetary destruction.

It belongs to the Final Architecture universe but is not a fourth main prose novel.

Recommended placement: After Lords of Uncreation.

Status: Optional graphic prequel.

Shadows of the Apt Books in Order

Shadows of the Apt is Tchaikovsky’s first published series and his largest completed fantasy sequence.

The world is populated by human kinden associated with insects and other arthropods. The technologically minded Apt understand machines but cannot use or comprehend old magic, while the Inapt retain magical traditions but struggle with many technologies.

The Wasp Empire’s expansion drives the ten-book central war.

1. Empire in Black and Gold (2008): Spymaster Stenwold Maker attempts to convince the Lowlands that the Wasp Empire is preparing an invasion.
2. Dragonfly Falling (2009): The Wasps begin their assault while Stenwold’s agents, students, soldiers, and political allies struggle to organize resistance.
3. Blood of the Mantis (2009): Several factions search for the stolen Shadow Box, an artifact whose power may affect the war and the return of old magic.
4. Salute the Dark (2010): The imperial conflict spreads through the Lowlands as allies divide, cities fall, and Stenwold’s resistance faces severe losses.
5. The Scarab Path (2010): Cheerwell Maker travels to Khanaphes, where ancient history and the buried past of the insect-kinden become central.
6. The Sea Watch (2011): Stenwold investigates attacks on Collegium’s shipping and discovers unfamiliar powers beneath and beyond the sea.
7. Heirs of the Blade (2011): Tynisa travels to the Commonweal and becomes trapped in political rivalries, family history, and the consequences of her Mantis heritage.
8. The Air War (2012): The Wasp Empire uses new aircraft and military technology to renew its campaign against the Lowlands.
9. War Master’s Gate (2013): Collegium faces invasion as Stenwold, the imperial army, and several long-running character arcs approach decisive conflict.
10. Seal of the Worm (2014): Survivors confront the Worm, an ancient force whose return threatens both Apt technology and Inapt magic.

Should Shadows of the Apt Be Read Chronologically?

Read the ten novels in publication order.

Several volumes shift to new locations or concentrate on different characters, but the imperial war and the rediscovery of ancient powers continue throughout.

The later Tales of the Apt collections contain stories set before, during, and after the novels. They should not be used to replace Empire in Black and Gold as the introduction.

Tales of the Apt Books in Order

Tales of the Apt expands the insect-kinden world through short stories and linked novellas.

1. Spoils of War (2016): Twelve stories explore military history, early aviation, Mantis traditions, Collegium, imperial characters, and events occurring mostly before or around the opening novels.
2. A Time for Grief (2017): Eleven stories revisit characters and societies across the Apt world, including events that may reveal outcomes from the main series.
3. For Love of Distant Shores (2018): Doctor Ludweg Phinagler and his assistant Fosse undertake four linked expeditions into regions only briefly explored in the ten novels.
4. The Scent of Tears (2018): Multiple authors contribute stories set in the Apt world, with Tchaikovsky providing “Old Blood” and “God of Profound Things.”

Best Placement for Tales of the Apt

Read all ten Shadows of the Apt novels first.

Spoils of War is largely set before Empire in Black and Gold, but the collection was written for readers who already understand the kinden, the war, and the world’s history.

A Time for Grief contains later material and may reveal character outcomes. For Love of Distant Shores and The Scent of Tears also work best as return visits.

Echoes of the Fall Books in Order

Echoes of the Fall is a completed heroic fantasy trilogy.

Its peoples can transform into animal forms connected to their clans. Maniye belongs to both the Wolf and Tiger peoples, two groups that regard one another as enemies.

1. The Tiger and the Wolf (2016): Maniye flees her Wolf clan after refusing to reject her Tiger heritage, drawing her into a wider conflict among northern peoples and southern kingdoms.
2. The Bear and the Serpent (2017): Maniye travels south as civil war and prophecy bring different cultures toward a confrontation with an older enemy.
3. The Hyena and the Hawk (2018): The Plague People invade, forcing rival tribes, rulers, priests, and shapeshifters to unite against a force that destroys cultures as well as lives.

Is Echoes of the Fall Connected to Shadows of the Apt?

It is officially an independent series.

There are small references and interpretive links for readers familiar with Shadows of the Apt and For Love of Distant Shores, but no knowledge of the insect-kinden series is required.

New readers can begin directly with The Tiger and the Wolf.

Dogs of War Books in Order

The Dogs of War series follows genetically engineered Bioforms and artificial intelligences created to serve human political and military systems.

1. Dogs of War (2017): Rex, a weaponized dog Bioform, begins questioning orders after his military unit loses contact with its human command.
2. Bear Head (2021): Human and Bioform technology reaches Mars while political manipulation on Earth threatens both engineered beings and ordinary people.
3. Bee Speaker (2025): Survivors on Mars receive a plea for help from a fragmented Earth and launch a return mission that immediately begins to fail.

Read the three novels in order.

The central characters change, but each book develops the legal, political, and moral consequences of the technologies introduced earlier.

The Tyrant Philosophers Books in Order

The Tyrant Philosophers is an ongoing fantasy series about the Palleseen, an imperial culture determined to impose Perfection, Correctness, and rational order on societies filled with gods, magic, local traditions, and inconvenient people.

Each main novel has a largely new cast and location, but the Palleseen expansion provides the continuing political structure.

1. City of Last Chances (2022): Occupied Ilmar moves toward revolt as refugees, workers, criminals, gods, students, and ancient forces collide around the Anchorwood.
2. House of Open Wounds (2023): A Palleseen field hospital uses illegal gods, necromancy, demonology, and improvised medicine to save soldiers during an imperial campaign.
3. Days of Shattered Faith (2024): Palleseen diplomats arrive in Alkhalend during a succession crisis involving necromancy, duels, pirate powers, old gods, and rival states.
4. Pretenders to the Throne of God (2026): A winter siege surrounds the City on the Back of a Crab as local champions, conjurors, Palleseen forces, and unexpected reinforcements compete for control.

Lives of Bitter Rain

1. Lives of Bitter Rain (2025): Linked stories follow Angilly from childhood through her recruitment into Palleseen espionage and diplomacy, revealing the personal compromises behind imperial success.

The novella is connected most closely to Days of Shattered Faith.

Recommended placement: After Days of Shattered Faith.

It provides background for Angilly but is not required before the first three novels.

Can the Tyrant Philosophers Books Be Read Separately?

Each novel has its own principal cast and local conflict.

House of Open Wounds can be understood without completing City of Last Chances, but publication order remains the better route. Repeated institutions, gods, political methods, and consequences become clearer as the Palleseen campaign expands.

The safest sequence is:

1. City of Last Chances
2. House of Open Wounds
3. Days of Shattered Faith
4. Lives of Bitter Rain
5. Pretenders to the Throne of God

The Expert System Books in Order

The Expert System is a two-novella science fiction sequence set on a colony world whose inhabitants no longer fully understand their own history.

1. The Expert System’s Brother (2018): Handry is cast out from his village and begins discovering how the society, ghosts, wasps, and rules surrounding him were created.
2. The Expert System’s Champion (2021): Ten years later, Handry leads a community of outcasts while animals and environmental systems begin acting outside their established patterns.

Read both novellas in order.

The second assumes knowledge of Handry’s exile, the Ancients, and the discoveries made in the first.

Elder Race Books in Order

What began as a standalone novella now has a confirmed sequel.

1. Elder Race (2021): Princess Lynesse asks the supposed wizard Nyrgoth Elder to fight a demon, while Nyr understands himself as an anthropologist forbidden from interfering with a post-colonial society.
2. Engines of Reason (Forthcoming September 2026): An older Lynesse and Nyr reunite when a rebel sorcerer begins using ancient machinery and awakens a more dangerous legacy.

Engines of Reason was still forthcoming on August 6, 2026.

Read Elder Race first. The sequel continues the relationship between Lynesse and Nyr rather than merely returning to the same world.

After the War Books

After the War is a multi-author fantasy setting.

Tchaikovsky wrote the opening novel, while Justina Robson and other authors continued the world.

1. Redemption’s Blade (2018): After a dark lord is defeated, veteran hero Celestaine attempts to repair some of the destruction left behind by the war.
2. Salvation’s Fire (2018), by Justina Robson: A girl discovers a being created to become the dead Kinslayer’s bride, reopening questions about gods and the war’s legacy.
3. Tales of Catt and Fisher (2021), by multiple authors: Four stories follow relic hunters who search the damaged postwar world, including Tchaikovsky’s contribution “Belt and Bracers.”

For an Adrian Tchaikovsky author-only list, Redemption’s Blade is the only full novel written by him.

For the complete shared-world route, continue with the other authors.

Terrible Worlds: Revolutions

The Revolutions grouping contains independent novellas about societies under extreme political or economic pressure.

1. Ironclads (2017): A soldier searches for a missing corporate heir during a war dominated by armored executives and expendable infantry.
2. Firewalkers (2020): Young workers maintain solar infrastructure in lethal heat while the wealthy prepare to abandon a failing Earth.
3. Ogres (2022): A man raised inside a rigid hierarchy discovers the biological and historical truth behind a society ruled by giant masters.

These novellas do not share one storyline.

They can be read in any order, although publication order shows Tchaikovsky’s developing treatment of class, corporate power, and engineered inequality.

Terrible Worlds: Destinations

Destinations contains independent journeys into places that distort ordinary assumptions about time, identity, fantasy, or space.

1. Walking to Aldebaran (2019): Astronaut Gary Rendell wanders through an alien structure while attempting to remember what happened to his expedition and to himself.
2. One Day All This Will Be Yours (2021): A veteran of a causality war guards the end of time and murders anyone who might restart history.
3. And Put Away Childish Things (2023): A struggling television presenter discovers that the fantasy world created by his grandmother may be real and deeply unpleasant.

These stories are separate.

The omnibus Terrible Worlds: Destinations collects all three and does not add a fourth novella.

Terrible Worlds: Transformations

Transformations concerns physical, ecological, social, or psychological change.

1. Saturation Point (2024): A scientific expedition enters a tropical region where heat, atmospheric conditions, ecology, and human survival have crossed unfamiliar boundaries.
2. Preaching to the Choir (Forthcoming August 2026): A modern family’s hidden power and inherited shame become the center of a gothic science fiction and horror story.

Later volumes may expand the grouping, but only these two had been confirmed by August 6, 2026.

Terrible Worlds: Innovations

1. The Hungry Gods (2025): Human innovation and the systems built around it create a new speculative crisis involving power, need, and consequences that cannot easily be controlled.

This is the first announced work in the Innovations grouping.

Further titles had not been confirmed by August 6, 2026.

Other Standalone Novellas

Made Things

1. Made Things (2019): Thief and puppeteer Coppelia works with living homunculi in a city ruled by powerful mage-lords.

The novella is a complete fantasy story.

The House on the Old Cliffs

1. The House on the Old Cliffs (2024): Occult investigator Walther Cohen searches a remote house for a missing academic and encounters a mystery that may not obey ordinary reality.

This is a short, dyslexia-friendly horror edition and stands alone.

The Last Days of the Lazarus Society

1. The Last Days of the Lazarus Society (2024): A speculative crisis involving memory, death, or survival places a declining institution and its members under pressure.

The novella is independent of Tchaikovsky’s main series.

Major Standalone Novels in Publication Order

Tchaikovsky’s standalone novels can be read in any sequence.

1. Guns of the Dawn (2015): Emily Marshwic is drafted into a war whose official history, military purpose, and claims of imminent victory become increasingly doubtful.
2. Spiderlight (2016): A prophecy-driven adventuring party recruits an unwilling spider transformed into human shape for a quest against a dark lord.
3. Cage of Souls (2019): Scholar Stefan Advani is exiled from humanity’s last city to a prison surrounded by a dangerous, rapidly changing jungle.
4. The Doors of Eden (2020): Cryptid hunters and intelligence agents discover that alternate evolutionary histories are beginning to overlap with modern Earth.
5. Alien Clay (2024): Dissident scientist Arton Daghdev is sent to a prison colony on Kiln, where alien ecology resists both biological categories and authoritarian control.
6. Service Model (2024): A robot valet crosses a collapsing world of machines still attempting to fulfill obsolete instructions after human society disappears.
7. Shroud (2025): Two stranded explorers cross a lethal, high-pressure moon while trying to communicate with an intelligence adapted to total darkness.
8. Green City Wars (2026): Raccoon investigator Skotch searches for a missing mouse scientist inside the hidden animal underworld of a solar-powered human city.

Standalone Novel Recommendations

Read Guns of the Dawn for military fantasy and political disillusionment.

Read Cage of Souls for dying-Earth science fiction.

Read The Doors of Eden for alternate evolution and parallel worlds.

Read Alien Clay for alien ecology and political imprisonment.

Read Service Model for artificial intelligence, social collapse, and dark comedy.

Read Shroud for first contact and survival under truly alien environmental conditions.

Read Green City Wars for solarpunk noir centered on genetically enhanced animals.

Warhammer and Licensed Fiction

Tchaikovsky has also written fiction in Games Workshop settings.

These books do not connect to his original universes.

Warhammer 40,000

1. Day of Ascension (2022): A Genestealer Cult prepares for rebellion against the Adeptus Mechanicus on a heavily exploited industrial world.

It belongs to Warhammer 40,000 continuity.

Warhammer Age of Sigmar

1. Starseer’s Ruin (2025): Characters within the Age of Sigmar setting confront war, prophecy, and powers associated with the Mortal Realms.

It is a full-length licensed fantasy novel and not part of Shadows of the Apt or the Tyrant Philosophers.

Licensed stories should remain separate from Tchaikovsky’s creator-owned reading orders.

Adrian Tchaikovsky Novels in Broad Publication Order

A career-order read moves frequently between unrelated settings.

1. Empire in Black and Gold (2008): The Wasp Empire prepares to invade the Lowlands.
2. Dragonfly Falling (2009): The Apt war begins spreading through the cities.
3. Blood of the Mantis (2009): Rival factions seek an ancient magical artifact.
4. Salute the Dark (2010): The resistance suffers military and personal losses.
5. The Scarab Path (2010): Che travels to Khanaphes and encounters buried history.
6. The Sea Watch (2011): Stenwold investigates danger beneath the seas.
7. Heirs of the Blade (2011): Tynisa enters Commonweal politics and Mantis history.
8. The Air War (2012): Aviation transforms the imperial campaign.
9. War Master’s Gate (2013): Collegium faces a decisive Wasp assault.
10. Seal of the Worm (2014): The ten-book Apt sequence concludes.
11. Children of Time (2015): Human survivors encounter an uplifted spider civilization.
12. Guns of the Dawn (2015): Emily Marshwic enters a war built on political deception.
13. The Tiger and the Wolf (2016): Maniye flees the two clans that claim her.
14. Spiderlight (2016): A spider becomes part of a prophecy-driven quest.
15. Dogs of War (2017): Rex begins questioning military obedience.
16. The Bear and the Serpent (2017): Maniye travels south as wider conflict approaches.
17. The Hyena and the Hawk (2018): The Plague People threaten the shapeshifter world.
18. Redemption’s Blade (2018): A former hero attempts to repair a postwar world.
19. Cage of Souls (2019): A scholar is exiled from the last human city.
20. Children of Ruin (2019): Explorers encounter octopuses and a parasitic intelligence.
21. The Doors of Eden (2020): Alternate evolutionary histories begin crossing.
22. Bear Head (2021): Bioform technology and authoritarian politics reach Mars.
23. Shards of Earth (2021): The Architects return to destroy inhabited planets.
24. Eyes of the Void (2022): Idris searches for the Architects’ weakness.
25. Children of Memory (2022): A colony’s history and reality come under investigation.
26. City of Last Chances (2022): Occupied Ilmar moves toward revolt.
27. Lords of Uncreation (2023): The Final Architecture trilogy concludes.
28. House of Open Wounds (2023): A Palleseen field hospital uses forbidden methods.
29. Alien Clay (2024): A political prisoner studies Kiln’s alien ecology.
30. Service Model (2024): A robot valet searches for purpose after humanity’s fall.
31. Days of Shattered Faith (2024): Palleseen diplomacy enters a necromantic succession crisis.
32. Shroud (2025): Two explorers attempt first contact while stranded on a hostile moon.
33. Bee Speaker (2025): Martian Bioforms answer a distress signal from Earth.
34. Pretenders to the Throne of God (2026): The Palleseen besiege the City on the Back of a Crab.
35. Children of Strife (2026): A lost terraforming project becomes the latest Children-era crisis.
36. Green City Wars (2026): A raccoon investigator enters a conspiracy beneath a solarpunk city.

This list covers the principal novels, not every novella, collection, graphic novel, game book, or licensed short story.

The Best Complete Reading Strategy

Do not attempt one giant fictional chronology.

Use five separate shelves.

Shelf One: Long Fantasy

1. Read all ten Shadows of the Apt novels.
2. Add Tales of the Apt afterward.
3. Read Echoes of the Fall separately.

Shelf Two: Large Science Fiction

1. Read the Children of Time series.
2. Read the Final Architecture trilogy.
3. Read Dogs of War, Bear Head, and Bee Speaker.

These are three separate universes.

Shelf Three: Tyrant Philosophers

1. City of Last Chances
2. House of Open Wounds
3. Days of Shattered Faith
4. Lives of Bitter Rain
5. Pretenders to the Throne of God

Shelf Four: Short Fiction

1. The Expert System books.
2. Elder Race, then Engines of Reason.
3. The Terrible Worlds groupings.
4. Independent novellas such as Made Things and The House on the Old Cliffs.

Shelf Five: Standalones

Read the standalone novels according to genre rather than date. None requires another standalone first.

Latest Adrian Tchaikovsky Book

As of August 6, 2026, Tchaikovsky’s latest published novel is Green City Wars, released in June 2026.

Earlier in 2026, he published Pretenders to the Throne of God and Children of Strife.

The next confirmed major release is Engines of Reason, scheduled for September 2026. It is the sequel to Elder Race.

Preaching to the Choir is also scheduled for August 2026, but it had not yet been published on this article’s update date.

Frequently Asked Questions

What Adrian Tchaikovsky book should I read first?

Begin with Children of Time for science fiction.

Begin with Empire in Black and Gold for a long fantasy series.

Choose Guns of the Dawn or Alien Clay for a standalone.

Is Children of Time a trilogy?

No. It now contains four novels.

Children of Strife was published in 2026 as book four.

What order should the Children of Time books be read in?

Read Children of Time, Children of Ruin, Children of Memory, and Children of Strife.

Is the Final Architecture complete?

Yes.

The trilogy ends with Lords of Uncreation.

Is Salvation’s Child book four of the Final Architecture?

No.

It is a graphic novel set during the earlier Architects war.

How many Shadows of the Apt books are there?

There are ten main novels.

The Tales of the Apt collections provide additional shorter fiction.

Should Tales of the Apt be read first chronologically?

No.

Read the ten novels first because the collections assume knowledge of the world and may reveal later outcomes.

Is Echoes of the Fall connected to Shadows of the Apt?

It is officially independent.

Small references may suggest broader connections, but no Apt reading is required.

Is Dogs of War complete?

Three novels have been published: Dogs of War, Bear Head, and Bee Speaker.

No fourth novel had been confirmed by August 6, 2026.

Are the Tyrant Philosophers direct sequels?

They share the same world and imperial expansion, but each main novel has a new local cast and conflict.

Publication order remains recommended.

Where should Lives of Bitter Rain be read?

Read it after Days of Shattered Faith.

It provides Angilly’s earlier history.

Is Elder Race a standalone?

It was originally published as one.

Engines of Reason now continues Lynesse and Nyr’s story.

Is Engines of Reason published?

Not as of August 6, 2026.

It is scheduled for September 2026.

Are the Terrible Worlds novellas connected?

Books within each grouping share a broad theme rather than one storyline.

They can generally be read independently.

Is Redemption’s Blade part of a larger series?

Yes. It begins the multi-author After the War setting.

The later books are written partly or entirely by other authors.

Which books are true standalones?

Major standalones include Guns of the Dawn, Spiderlight, Cage of Souls, The Doors of Eden, Alien Clay, Service Model, Shroud, and Green City Wars.

Is Day of Ascension connected to Children of Time?

No.

It belongs to Warhammer 40,000.

What is Adrian Tchaikovsky’s newest book?

Green City Wars is his newest published novel as of August 6, 2026.

Conclusion

For science fiction, the strongest entry is Children of Time, followed by Children of Ruin, Children of Memory, and Children of Strife.

For fantasy, begin Shadows of the Apt with Empire in Black and Gold and complete all ten novels before reading Tales of the Apt. Readers wanting a shorter fantasy commitment should choose the Echoes of the Fall trilogy or begin the Tyrant Philosophers with City of Last Chances.

The Final Architecture trilogy, Dogs of War series, Expert System books, Elder Race sequence, and all major standalones occupy separate continuities. Keeping those shelves apart is more useful than trying to force Tchaikovsky’s large bibliography into one combined timeline.