Best New Science Fiction Series of 2025: Top 9 Picks

Looking for the best new science fiction series? We've compiled a list that guarantees thrilling adventures and mind-bending journeys.

The Space Between Worlds coverA Psalm for the Wild-Built coverThe Last Watch cover

9 Best New Science Fiction Series: Exploring stunning new worlds is our passion, and we’ve got a list that’s out of this world! As sci-fi enthusiasts, we thrive on mind-bending plots, vibrant universes, and unforgettable characters. To pick our top 9 best new science fiction series books, we focus on fresh ideas, gripping narratives, and the ability to transport you to places you won’t want to leave. So buckle up as we journey through our selection that promises to make any reader’s imagination soar!

On this list:

9 The Space Between Worlds by Micaiah Johnson

The Space Between Worlds cover

  • Genre: Science Fiction
  • Formats: Hardcover, Paperback, eBook
  • Year released: 2020
  • Pages: 336

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We loved this one for its mind-bending take on multiverse travel. It’s a bit like trying to juggle flaming torches while riding a unicycle. You’ll be glued!

8 A Psalm for the Wild-Built by Becky Chambers

A Psalm for the Wild-Built cover

  • Genre: Science Fiction
  • Formats: Hardcover, Paperback, eBook
  • Year released: 2021
  • Pages: 160

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This book makes you feel like a cozy blanket just hugged you. It’s thoughtful and heartwarming, and who doesn’t need that on a rainy day?

7 The Last Watch by J.S. Dewes

The Last Watch cover

  • Genre: Science Fiction
  • Formats: Hardcover, Paperback, eBook, Audio
  • Year released: 2021
  • Pages: 400

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Think ‘Military Sci-Fi’ meets ‘The Breakfast Club’. It’s all about camaraderie, insane battles, and that feeling you get drinking hot cocoa after a snowball fight.

6 The Invisible Life of Addie LaRue by V.E. Schwab

The Invisible Life of Addie LaRue cover

  • Genre: Fantasy
  • Formats: Hardcover, Paperback, eBook, Audio
  • Year released: 2020
  • Pages: 448

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This one’s a bit of a heart-wrenching journey, but it’s so beautifully told you’ll want to hug strangers on the subway after reading it.

5 Network Effect by Martha Wells

Network Effect cover

  • Genre: Science Fiction
  • Formats: Hardcover, Paperback, eBook, Audio
  • Year released: 2020
  • Pages: 352

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This series will make you believe AI can be your best buddy, or maybe more like a very sarcastic sidekick. It’s packed with humor and action.

4 Gideon the Ninth by Tamsyn Muir

Gideon the Ninth cover

  • Genre: Science Fiction
  • Formats: Hardcover, Paperback, eBook, Audio
  • Year released: 2019
  • Pages: 448

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Imagine if ‘Skeletor’ and ‘Sherlock Holmes’ teamed up. This book is a wild ride with mystery and necromancy. A laugh and a gasp on every page!

3 The Unspoken Name by A.K. Larkwood

The Unspoken Name cover

  • Genre: Fantasy
  • Formats: Hardcover, Paperback, eBook
  • Year released: 2020
  • Pages: 464

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Death cults and assassins are in this fantastic book. It’s a cocktail of chaos and humor, leaving you wanting more with each page turn.

2 Children of Time by Adrian Tchaikovsky

Children of Time cover

  • Genre: Science Fiction
  • Formats: Hardcover, Paperback, eBook, Audio
  • Year released: 2015
  • Pages: 608

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Ever considered spiders in space? It’ll have you diving deep into evolution and human nature. You may never look at your garden spider the same way again.

1 Project Hail Mary by Andy Weir

Project Hail Mary cover

  • Genre: Science Fiction
  • Formats: Hardcover, Paperback, eBook, Audio
  • Year released: 2021
  • Pages: 496

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We picked this as the best new science fiction series because it’s like the ‘Apollo 13’ of books, with a dash of humor and humanity. Andy Weir takes us on a thrilling ride through space with a protagonist who’s as relatable as your favorite science teacher. It’s the perfect blend of suspense and science. Each page turns like flipping pancakes on a Sunday morning—fast and satisfying. The characters are engaging, and the stakes are sky-high. Plus, you’ll find yourself chuckling while hanging on to the edge of your seat. The science is solid, yet easy to follow. It’s like Weir is holding your hand, whispering scientific secrets while winking. For anyone new to sci-fi or looking for the next great adventure, this book is a must-read.

Steve Peterson Cartoonified
Steve Peterson

Hi there! I'm Steve Peterson, a passionate reading enthusiast who loves nothing more than getting lost in a good book. My love for literature spans across genres, from thrilling mysteries and gripping fantasy to thought-provoking non-fiction.

I hope my reviews help you find the perfect next book to dive into!