The Age of Unreason Books in Order
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The Age of Unreason is a science fantasy series by J. Gregory Keyes, set in an alternate 18th-century world where historical events are intertwined with fantastical elements. The series begins with Newton's Cannon, following Benjamin Franklin and historical figures in a narrative that blends science fiction with history, and continues with A Calculus of Angels, which explores a world where ethereal beings influence political and military conflicts. The series focuses on the intersection of history, magic, and power in a reimagined past.
The Age of Unreason was first published in 1998.
Publication order
In the order the books were originally released.
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1998 · J. Gregory Keyes
Newton's Cannon (1998) is a science fantasy novel by American writer Gregory Keyes. It is the first book in his The Age of Unreason series. The story…
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Buy on Amazon1999 · J. Gregory Keyes
A 1999 alternate-history novel by Greg Keyes set in an 18th-century world ruled by ethereal beings. These beings help France destroy England using a…
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Frequently asked questions
What order should I read the The Age of Unreason books in?
Read them in publication order, starting with “Newton's Cannon”. Start with “Newton's Cannon.”
How many books are in the The Age of Unreason series?
We list 4 books by J. Gregory Keyes , published between 1998–2001.
Where can I buy the The Age of Unreason books?
Each title above links to Amazon. See our affiliate disclosure.
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Reading order compiled from author/publisher guidance and verified bibliographic data. Spotted a wrong order, a missing book, or any other mistake? and we'll correct it.