Get Lost in Your Next Great Science Fiction Series

Discover your next favorite science fiction series below.

Dive into the best science fiction book series without spending a dime. Browse these sci fi book series and find your next epic, galactic empire, urban, space opera, dystopian, paranormal, or young adult read!
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The Emiliana Chronicles Science Fiction Series

Emergence (The Emiliana Chronicles Book 1) by Jacki Rawlinson: Emily, born from an ancient race of gifted aliens, is being hunted by her kind’s mortal enemy and her planet is savagely attacked. The universe is ...
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Starship Freedom Science Fiction Series

Starship Freedom by Daniel Arenson: The starship Freedom is just a museum ship. Until the aliens attack! Battlestar Galactica meets Starship Troopers in this sci-fi adventure from Daniel Arenson, the USA Today bestselling author of ...
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The Book of Ruin Science Fiction Series

The Book of Ruin (Book 1) by W.G. Hladky: 2020 IndieReader Discovery SF Award: Solar storms send the world into a Second Dark Age. Ancestors of U.S. soldiers guard NATO’s last realm in Germany. Rangers ...
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Lee Harden Science Fiction Series

Harden (Lee Harden Series (The Remaining Universe) Book 1) by DJ Molles: It’s been three years since Lee Harden emerged from his bunker into a world gone mad. The infected are rapidly evolving into smarter, ...
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The Traveler Science Fiction Series

Home (The Traveler Book 1) by Tom Abrahams: Five years after a plague killed two-thirds of the world’s population, army veteran Marcus Battle is isolated. He’s alone with his guns, his food, and the graves ...
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