This Star Shall Abide    by Sylvia Engdahl
Price: $2.99 USD. 78480 words. Published by Ad Stellae Books  on April 5, 2010. .
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 Prophecy’s promised fulfillment. But was defiance enough, or could some way be found to make it come true?

Beyond the Tomorrow Mountains    by Sylvia Engdahl
Price: $2.99 USD. 82040 words. Published by Ad Stellae Books  on April 5, 2010. .
Children of the Star trilogy, Book Two. Once Noren gained admission to the City where technology was hidden, he thought he had discovered how to make metal and Machines available to everyone and end the rule of the Scholars. But he soon learned it was not as simple as he had believed. Was it right to let people go on believing in the promises of a Prophecy that might not come true after all?

The Doors of the Universe    by Sylvia Engdahl
Price: $2.99 USD. 118680 words. Published by Ad Stellae Books  on April 5, 2010. .
Children of the Star trilogy, Book Three. Noren had found faith in the Prophecy’s fulfillment in the face of overwhelming odds. Yet the more he learned of the grim truth about his people's situation, the less possible it seemed that their world could ever be changed. It would take more drastic steps than anyone imagined to restore their rightful heritage—and he alone could do what was needed.

Assault on the Gods    by Stephen Goldin
Price: $5.99 USD. 59980 words. Published by Parsina Press on February 26, 2011. .
On a trading mission to a backwater planet, starship captain Ardeva Korrell finds herself with a fight on her hands; she and her small crew must battle an army of robots and defeat the tyrannical, god-like beings who have enslaved the native population. The task before them is straightforward: to storm the gates of Heaven itself!

Book 2 - The Fate of Humanity    by Marius A Smith
Price: $2.99 USD. 135820 words. Published on March 31, 2012. .
The threat that pursued William across the centuries has extended to now threaten the existence of humanity itself, in the past, present and future. And their adversary is willing so go to such lengths as wiping out humanity in the past, attacking by invasion, or even resorting to the destruction of the solar system itself to achieve their ends.