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Captains of Oartheca (Oarthecan Star Saga, #3) was the most recently released book by James Siewert, on November 9th, 2025.
Below is a complete list of James Siewert books in publication and chronological order, broken down by series.
James Siewert is the author of the Oarthecan Star Saga series which currently consists of 3 novels. The Oarthecan Star Saga series started in 2021 with the novel Allure of Oartheca. The most recently released novel in the Oarthecan Star Saga series was Captains of Oartheca which was released in 2025. There are no upcoming novels for the Oarthecan Star Saga series.
James Siewert has also written one book in the Buzz & Cutter series called, Sparks in the Dark.
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Home » Authors » James Siewert List of Books
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Written by Rylie Dark
Written by Fiona Grace
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