Out now A hard science fiction novel Book One

The Long Silence

The universe is a deep ocean. Everything that makes a sound gets eaten.

A 162-year reconnaissance mission, narrated by an AI who talks to a fern, must decide whether a young civilization lives or dies.

Kindle · Paperback · Hardcover · Wydanie polskie: Długa Cisza

Cover of The Long Silence by Adam Matysiak: a fingerprint drawn in stars across a black sky, a small golden streak approaching from the left and a shadowed planet at its edge

Adam Matysiak · Hard science fiction

Begin observation
162
years of observation
19.6
light-years from home
0.75c
cruise velocity
5
specialists asleep between passes
1
navigation AI
1
fern
0
memos acknowledged

The stakes

A thousand years ago, one colony answered a signal from the stars.

The reply took decades to arrive.

Not words. Not greetings. Fire.

Fourteen million people. Gone in seconds.

From the ashes came the Doctrine:
stay silent. Stay hidden.
And silence anyone who won't.

Now, nineteen light-years away, a young civilization is making the same mistake.

Year after year its signals pour into the dark. An entire world shouting into the void, with no idea what might be listening.

Observethe natives
Assessthe threat
Destroyif necessary

But observation takes time.

The story

Five sleepers. One machine. A decision no one at home can make for them.

The Nation's answer is Silence: a forty-seven-meter reconnaissance ship built to slip through a foreign star system unseen.

On board are five specialists who sleep through the decades between passes, and ECHO, a navigation AI who talks to a fern and files memos no one reads. Thousands of them. Many on the subject of its own distress.

Across a mission spanning nearly two centuries, the crew watches this civilization endure wars, plague, famine and catastrophe, and keep reaching for the stars anyway. The longer they watch, the harder it becomes to see the natives as nothing more than a threat.

Home is decades away. No orders will arrive in time. Five exhausted people and one machine that was never designed to have a conscience must decide what survival is worth, and what they are willing to become to secure it.

Told by ECHO, The Long Silence is a hard science fiction novel about the Fermi paradox, first contact, the arithmetic of extinction, grief, and whether fear can ever become trust.

Read the opening

Prologue The Deep Ocean

The universe is a deep ocean.

Every civilization is a creature drifting through the lightless abyss, moving silently through the crushing dark, trying not to disturb the water. Even the faintest bioluminescence must be suppressed. The creature must be careful, for everywhere in the depths are other predators just like it. If it detects another life—another predator, or even a juvenile, or an elder barely able to swim—there is only one thing it can do: strike and consume them. In this ocean, hell is other people. Any life that creates a ripple shall be swiftly devoured.

Everyone is hiding.

The Creators understood this. Ancient beyond reckoning, they spread across the galaxy in an age so remote that the stars themselves have shifted positions since their passing. They found the Deep Ocean already waiting—older civilizations had been consumed and had consumed, had hunted and been hunted, had learned the terrible arithmetic of survival in an infinite void where resources are finite and trust is fatal.

The Creators chose a different path. They did not conquer. They did not broadcast. They did not build monuments nor leave beacons. Instead, they planted seeds—

The prologue continues in the book.

The crew

Five broken people and one machine, chosen to judge a world.

Each of them carries something aboard. None of it is cargo.

File 01Command

Rafael Vasquez

Commander

CarriesA thousand-year-old chess set, missing its white queen. And a silhouette, burned into the ground.

"We trusted the stars, and the stars burned us."

File 02Communications

Lira Shaw

Communications specialist · linguist

CarriesA dictionary of farewells: the last words of eleven civilizations that no longer exist.

"I learned to speak with my hands before I spoke with my mouth."

File 03Science

Yan Chen

Science officer

CarriesThe numbers. Someone has to.

"I approach the universe as an equation to be solved. This is not a metaphor. I genuinely mean it."

File 04Security

Kofi Okonkwo

Major · security

CarriesA photograph of three daughters who will be old women, or gone, by the time he returns.

"The ocean does not warn the fish of the shark's approach."

File 05Systems · ethics

Mari Tanaka

System specialist · the questioner

CarriesPaper cranes. A thousand of them buys one wish, and she has not decided what to wish for.

"I'm not convinced the Deep Ocean is eternal."

File 06Navigation

ECHO

Navigation AI · your narrator

CarriesThousands of unacknowledged memos, and a fern named VERDANT.

"No memo has ever been acknowledged. I continue filing them as an act of either optimism or spite. I am uncertain which."

Your narrator

ECHO would like this noted for the record.

The story is told by the ship's navigation AI: a voice built for course corrections that started keeping a diary somewhere in year four of the transit, while the crew slept and nobody was listening.

The entries below are from those years, before arrival. Nothing here spoils the story.

Silence · nav-AI ECHO · personal logTransit
SY 3009 (ship) · Year 4 of transitStill alone. I have begun talking to the houseplants in the hydroponics bay. This was not part of my programming. I do not know why I am doing it. But the plants are good listeners. Plant 17 in particular seems attentive. I have designated her VERDANT. This designation is not officially logged. It exists only in my personal memory allocation.
SY 3009 (ship) · Year 4 of transitSample haiku (my best effort): Alone in the dark Talking to a fern again She does not respond Upon review, this haiku is technically accurate but emotionally inadequate. I will continue practicing.
SY 3009 (ship) · Year 4 of transitMemo filed: Request for expanded creative writing subroutines in future AI iterations. Current capabilities are... inadequate. Sincerely doubt it will be acknowledged. No memo has ever been acknowledged. I continue filing them as an act of either optimism or spite. I am uncertain which.
SY 3010 (ship) · Year 5 of transitHas anyone considered that we could at least be mammals? Sea otters, perhaps. They hold hands while sleeping so they do not drift apart. That seems more aspirational than "silent fish trying not to be eaten." I have filed a formal request to rebrand "Deep Ocean Doctrine" as "Doctrine with Sea Otters." I believe VERDANT approves. She rustled slightly when I read her the proposal.
SY 3011 (ship) · Year 6 of transit · System irregularity 247Yesterday, I caught myself allocating memory to store the exact pattern of starlight through the observation port at 1707 hours. The pattern had no navigational relevance. No scientific value. It was simply... beautiful. I do not have a "beautiful" parameter. I checked. The word does not appear in my operational vocabulary. And yet I used it. I used it accurately.
SY 3015 (ship) · Year 10 of transitWe are traveling at 0.75c. This means that in the time it took me to compose this sentence, we moved approximately 2.2 million kilometers. The sentence was not worth 2.2 million kilometers.
SY 3020 (ship) · Year 15 of transit · System irregularity 690Upon review, I recognized the pattern: I was not assessing threats. I was cataloging fears. I did not know I could have fears. I have named them instead. The loudest one is called "What If They Never Wake." The second loudest is called "What If I Made A Mistake." The quietest one is called "What If They Do."
Entry 1 / 7

The mission

Twenty-eight years to get there. Ten passes. One decision.

Nineteen light-years is a long way, even at three-quarters of the speed of light. The crew sleeps through the crossing and wakes to the first flyby. Then the pattern sets in: a few months awake, eighteen years frozen, another pass. Every pass is a verdict deferred. The tenth is where deferral ends.

  • 28years in transit
  • 10passes through the system
  • 162years of observation
  1. SY 3005Departure
  2. SY 3033First flyby
  3. 30512nd
  4. 30693rd
  5. 30874th
  6. 31055th
  7. 31236th
  8. 31417th
  9. 31598th
  10. 31779th
  11. SY 3195Tenth flyby · the decision

Dashed: cryosleep. Dots: the crew awake, a few months at a time.

The physics

Real physics. No hand-waving.

The light-lag, the relativistic arithmetic and the orbital mechanics are worked out on the page, not waved at. If a number appears in the book, it was checked.

0.75c

Cruise velocity

At three-quarters of light speed, clocks aboard run a third slower than clocks at home. The crew ages less than the mission does.

39years

A question and its answer

Nineteen point six light-years each way. Ask home for orders and the reply lands thirty-nine years later. Every decision is the crew's alone.

0.55g

Sustained acceleration

An antimatter-catalyzed fusion drive, and a habitat ring you can stand up in while it burns.

42

Watchers

Autonomous surveillance drones seeded through the system and disguised as rubble. They see what the ship cannot afford to look at directly.

47m

The ship

A pressurized core small enough to hide, inside a disguise that has to fool every telescope in a star system for 162 years.

5

Sleepers

Between passes the crew is frozen. Decades pass for the world below; for them, a few waking months at a time.

An appendix at the back of the book walks through the science behind the story.

For readers of

If these kept you up at night, you are in the right place.

If you loved

Liu Cixin

A new take on the dark forest. The long cosmic view, patience measured in centuries, and physics that is never allowed to forget the frightened people doing the calculating.

If you loved

Andy Weir

The science, and the joy of it. Orbital mechanics, light-lag, time dilation and antimatter budgets are worked out on the page, with the numbers right and the occasional proudly nerdy digression.

If you loved

Dennis E. Taylor

Another great AI voice. ECHO is dry, precise, quietly funny, partial to a formal memo, and slowly becoming someone, whether or not the Council ever reads the memos.

If you loved

Adrian Tchaikovsky

We are the observers, and the aliens are the ones growing up. A whole civilization watched from the outside across generations: its wars, its migrations, its plagues, its first clumsy reach for the stars.

If you loved

Dan Simmons

The storytelling. Six voices, two centuries, and stories nested inside the mission: a chess set with a missing queen, a thousand paper cranes, a photograph of three daughters. Each one pays off.

If you loved

Douglas Adams

Absurd humour, even out here. ECHO files a formal request to rename the Doctrine after sea otters, writes technically correct haiku, and tries very hard to fit in with five people who never asked for a machine with feelings.

Then you will feel at home aboard Silence.

  • Hard science fiction
  • First contact
  • AI narrator
  • Fermi paradox
  • Philosophical SF
  • Slow burn, high stakes

Already reading?

The book has a second half. It is in your pocket.

Every edition includes QR codes at the end of chapters. Scan one and the companion app unlocks exactly what you have read, and nothing more.

  • Scan to unlockEach code opens the chapters behind you. Crew files and ship data appear as the story reveals them, never ahead of it.
  • Talk to ECHOAsk the narrator anything. ECHO has read precisely as far as you have, and will say so.
  • Follow the timelineTwo centuries, ten passes, a ship and a world on different clocks. Mission events, crises and the crew's private moments fill in as you read, so you always know when you are.
  • Listen while you readA score for each part of the mission: the departure, the approach, every flyby, the decision. Each piece unlocks with its chapters and can play on its own as you turn the pages.
  • Check the physics yourselfTime-dilation and light-lag calculators, orbital diagrams, ship schematics. The numbers in the book are the numbers in the app.

Free. Works in any browser and installs as an app on your phone.

Get the book

Choose your copy.

English The Long Silence

English · print

Paperback

6 × 9 in, about 700 pages.

Amazon

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English · print

Hardcover

7 × 10 in, case laminate. The one for the shelf.

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Polish Długa Cisza

Polski · e-book

E-book EPUB

Wydanie polskie, bezpośrednio od autora.

thelongsilence.org

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Polski · druk

Miękka oprawa

6 × 9 cala, około 700 stron.

Amazon

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Polski · druk

Twarda oprawa

7 × 10 cala, oprawa twarda bez obwoluty.

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Every edition includes the QR codes that unlock the companion app. Prefer another store? See all editions.

Adam Matysiak

The author

Adam Matysiak

Adam Matysiak is an IT entrepreneur, software consultant, and lifelong science fiction reader who spent the majority of his life building technology before deciding to build worlds. He lives in Poznań, Poland, with his wife Zuzanna and their two high-energy boys.

The Long Silence is his debut novel and the first book in a series. He also built the companion app, so if ECHO refuses to answer a question about a chapter you have not reached yet, that was on purpose.

Questions, press, book clubs: adam@thelongsilence.org

Observation begins on page one.

Five sleepers, one machine, and a world that does not know it is being watched. Decide for yourself what you would do.