About Sylvia Engdahl

Sylvia Engdahl is the author of ten science fiction novels, six of which are Young Adult novels that are also enjoyed by adults. The one for which she is best known, Enchantress from the Stars, was a Newbery Honor book, winner of the 1990 Phoenix Award of the Children’s Literature Association, and a finalist for the 2002 Book Sense Book of the Year in the Rediscovery category. Her four latest novels, Stewards of the Flame, Promise of the Flame, Defender of the Flame, and Herald of the Flame, are for adults and were self-published under her personal imprint Ad Stellae Books. She has also published indie paperback and/or ebook editions of some of her traditionally-published backlist titles, including an updated version of The Planet-Girded Suns: The Long History of Belief in Exoplanets as well as a book of essays.

Sylvia Engdahl’s Books

Enchantress from the Stars

Elana has long dreamed of becoming a field agent for the Anthropological Service, studying and protecting the planets of civilizations younger and less technological than her own. After stowing away on her father’s ship, she finds herself stranded on the medieval planet Andrecia, where everyone believes in magic. Falling deeply into her new role and… [Read More]

Journey Between Worlds

Melinda Ashley has a plan for her life, and a trip to Mars isn’t part of it. When she receives a spaceliner ticket as a high school graduation gift from her dad, she is dismayed, but reluctantly agrees to go with him–in part because she’s infuriated by her fiance’s high-handed declaration that she can’t. Her… [Read More]

The Hidden Flame

This is an omnibus edition containing the complete novels Stewards of the Flame and Promise of the Flame. When burned-out starship captain Jesse Sanders is seized by a dictatorial medical regime and detained on the colony planet Undine, he has no idea that he is about to be plunged into a bewildering new life that… [Read More]

The Rising Flame

This is an omnibus ebook edition containing the complete novels Defender of the Flame and Herald of the Flame. Starship pilot Terry Radnor is elated to be among those chosen to defend the secret colony Maclairn against enemies who pose a threat to the spread of paranormal human mind powers, and commits himself wholly to… [Read More]

Herald of the Flame

Starship captain Terry Steward is committed to spreading acceptance of psi powers and other advanced mind capabilities throughout the worlds of humankind. A strange turn of fate has enabled him to overcome terrorists who would have put an end to the colony world Maclairn’s plan to achieve this goal. Now with his own ship Estel,… [Read More]

The Far Side of Evil

On completion of her training as an agent of the interstellar federation’s Anthropological Service, Elana is sent to a world whose people may soon destroy their civilization. Since not enough is understood about the situation to justify any interference with their evolution, the Service has no power to act; its agents must go as helpless… [Read More]

The Doors of the Universe

Noren knew that his world was not as it should be — it was wrong that only the Scholars, and their representatives the Technicians, could use metal tools and Machines. It was wrong that only they had access to the mysterious City, which even as a child he had longed to enter. Above all, it… [Read More]

Beyond the Tomorrow Mountains

Noren knew that his world was not as it should be — it was wrong that only the Scholars, and their representatives the Technicians, could use metal tools and Machines. It was wrong that only they had access to the mysterious City, which even in boyhood he had longed to enter. Above all, it was… [Read More]

This Star Shall Abide

Noren knew that his world was not as it should be—it was wrong that only the Scholars and Technicians could use metal and Machines. It was wrong that only they had access to the knowledge hidden in the mysterious City. He was a heretic. He defied the High Law and had no faith in the… [Read More]

Children of the Star

One-volume indie edition of the trilogy including the three novels This Star Shall Abide (known in the UK as Heritage of the Star), Beyond the Tomorrow Mountains, and The Doors of the Universe, originally published by Atheneum in the 1970s. Noren knew that his world was not as it should be–it was wrong that only… [Read More]

The Planet-Girded Suns

Interest in extrasolar worlds is not new. From the late 17th century until the end of the 19th, almost all educated people believed that the stars are suns surrounded by inhabited planets–a belief that was expressed not in science fiction, but in serious speculation, both scientific and religious, as well as in poetry. Only during… [Read More]

Defender of the Flame

Starship pilot Terry Radnor is puzzled and outraged when he is suddenly recalled from interstellar exploration to the desolate training base on Titan. His spirits rise after he volunteers for a secret project offering him extraordinary physical and psychic capabilities, yet before he can complete this new training, he is transferred against his will to… [Read More]

Promise of the Flame

Three hundred people, isolated on a raw new planet in the hope that their psi powers will become the foundation of a culture that can someday shape the future of humankind. If they don’t starve first. If they don’t lose heart in the face of hardships beyond any they imagined. And if their kids can… [Read More]

Stewards of the Flame

Are you wondering how far government control of health care might go in a future society? This controversial novel, winner of a bronze medal in the 2008 Independent Publisher (IPPY) Book Awards, is not just for science fiction fans. Crime is considered illness, untreated illness is crime; ambulance crews are the only police. Dead bodies… [Read More]

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