Rysa Walker

Sci-Fi & Fantasy
Rysa Walker
Rysa Walker

RYSA WALKER is the award-winning author of several dozen books, including the bestselling CHRONOS Files. Timebound, the first book in that series, was a Grand Prize winner in the Amazon Breakthrough Novel Awards. The Delphi Effect was an Amazon Editors' Pick and a finalist in the 2018 ITW Thriller Awards. Rysa's books have sold nearly a million copies worldwide and have been translated into fourteen languages. In addition to speculative fiction, Rysa writes mysteries as C. Rysa Walker. She currently resides in North Carolina. For news and updates, subscribe to the newsletter at http://www.rysa.com.

Series

On Alien Skies (The Icarus Code: A Sci-Fi Thriller Book 4)
Dark Little Worlds (The Icarus Code: A Sci-Fi Thriller Book 3)
First Watch of Night (The Icarus Code: A Sci-Fi Thriller Book 2)
The Cold Light of Stars (The Icarus Code: A Sci-Fi Thriller Book 1)

Icarus Code

COULD AN ANCIENT MARTIAN ARTIFACT HOLD THE KEY TO SAVING EARTH?

When a chamber containing inscriptions from an ancient civilization is found deep below the surface of Mars, science reporter Claire Echols is thrilled to be covering the story of the century.

But someone...

On Alien Skies (The Icarus Code: A Sci-Fi Thriller Book 4), Dark Little Worlds (The Icarus Code: A Sci-Fi Thriller Book 3), First Watch of Night (The Icarus Code: A Sci-Fi Thriller Book 2), and The Cold Light of Stars (The Icarus Code: A Sci-Fi Thriller Book 1)
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Improbable (Improbable: A Historical Fantasy Mystery Series Book 1)
Slipstream (Improbable: A Historical Fantasy Mystery Series Book 2)
Split Infinities (Improbable: A Historical Fantasy Mystery Series Book 3)

Improbable

Improbable (Improbable: A Historical Fantasy Mystery Series Book 1), Slipstream (Improbable: A Historical Fantasy Mystery Series Book 2), and Split Infinities (Improbable: A Historical Fantasy Mystery Series Book 3)
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Now, Then, and Everywhen
Red, White, and the Blues (Chronos Origins Book 2)
Bell, Book, and Key
Full Circle: A CHRONOS Origins Story
+2

CHRONOS Origins

Now, Then, and Everywhen, Red, White, and the Blues (Chronos Origins Book 2), Bell, Book, and Key, Full Circle: A CHRONOS Origins Story, and 2 more
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The Delphi Effect
The Abandoned: A Delphi Novella (2.5) (The Delphi Trilogy)
The Delphi Resistance (The Delphi Trilogy Book 2)
The Delphi Revolution (The Delphi Trilogy Book 3)

The Delphi Trilogy

The Delphi Effect, The Abandoned: A Delphi Novella (2.5) (The Delphi Trilogy), The Delphi Resistance (The Delphi Trilogy Book 2), and The Delphi Revolution (The Delphi Trilogy Book 3)
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Timebound
Time’s Echo: A CHRONOS Files Novella (The Chronos Files)
Time’s Edge
Time’s Mirror: A CHRONOS Files Novella (The CHRONOS Files)
+3

The CHRONOS Files

Timebound, Time’s Echo: A CHRONOS Files Novella (The Chronos Files), Time’s Edge, Time’s Mirror: A CHRONOS Files Novella (The CHRONOS Files), and 3 more
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As the Crow Flies: Enter Haddonwood Book One
When the Cat’s Away: Enter Haddonwood Book Two
Where Wolves Fear to Prey: Enter Haddonwood Book Three

Enter Haddonwood

As the Crow Flies: Enter Haddonwood Book One, When the Cat’s Away: Enter Haddonwood Book Two, and Where Wolves Fear to Prey: Enter Haddonwood Book Three
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The Phantom of the Opal: A Coastal Playhouse Murder Mysteries Novella
Curtains for Romeo: Coastal Playhouse Mysteries Book One
Arsenic and Ole: Coastal Playhouse Mysteries Book Two
Offed Off-Broadway: Coastal Playhouse Mysteries Book Three
+1

Coastal Playhouse Mysteries

The Phantom of the Opal: A Coastal Playhouse Murder Mysteries Novella, Curtains for Romeo: Coastal Playhouse Mysteries Book One, Arsenic and Ole: Coastal Playhouse Mysteries Book Two, Offed Off-Broadway: Coastal Playhouse Mysteries Book Three, and 1 more
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Baskerville for the Bear: A Thistlewood Star Short Story (Thistlewood Star Mysteries)
A Murder in Helvetica Bold: Thistlewood Star Mysteries #1
Palatino for the Painter: Thistlewood Star Mysteries #2
A Seance in Franklin Gothic: Thistlewood Star Mysteries #3
+2

Thistlewood Star Mysteries

Baskerville for the Bear: A Thistlewood Star Short Story (Thistlewood Star Mysteries), A Murder in Helvetica Bold: Thistlewood Star Mysteries #1, Palatino for the Painter: Thistlewood Star Mysteries #2, A Seance in Franklin Gothic: Thistlewood Star Mysteries #3, and 2 more
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Events

4
Oct
Upcoming Event
Fredericksburg Independent Book Festival

The Fredericksburg Independent Book Festival connects readers with local authors, graphic novelists, and book artists—celebrating storytelling, fostering a love for literature, and supporting indie publishing.

18
April
Upcoming Event
Authors Rock Roanoke 2026

Authors Rock Roanoke 2026 - Book signing event in Roanoke, VA

When: Saturday, April 18, 2026 – VIP entry 10am, General Admission 11am – 4pm

Where: Holiday Inn Roanoke Conference Center, 3315 Ordway Dr., Roanoke, VA 24017

Copyright 2025  Rysa Walker 
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