20 Best Sci-Fi Books Series

Are you looking for the best sci-fi books series? If so, you're not alone. Thousands of people turn to the internet each day to find books that they can purchase and have delivered right to their doorsteps.

The good news is that there are a number of great sci-fi books series. The bad news is that with so many options, it can be hard to know where to start.

To help you make the best decision, we've compiled a list of some of the best-selling sci-fi books series:

SaleBestseller No. 1
Divergent Series Four-Book Paperback Box Set: Divergent, Insurgent, Allegiant, Four
  • Divergent Series Four-Book Mixed Set: Divergent, Insurgent, Allegiant, Four
  • Roth, Veronica (Author)
  • English (Publication Language)
  • 2064 Pages - 01/19/2016 (Publication Date) - Katherine Tegen Books (Publisher)
Bestseller No. 2
Descendants of War: The Complete Series: Space Opera Military Science Fiction (G J Ogden Space Opera Sci-Fi Box Sets Book 4)
  • Amazon Kindle Edition
  • Ogden, G J (Author)
  • English (Publication Language)
  • 1803 Pages - 08/15/2022 (Publication Date) - Ogden Media Ltd (Publisher)
SaleBestseller No. 3
The Maze Runner Series Complete Collection Boxed Set (5-Book)
  • Dashner, James (Author)
  • English (Publication Language)
  • 1952 Pages - 08/29/2017 (Publication Date) - Delacorte Press (Publisher)
Bestseller No. 4
Primordial Earth: The Complete Collection (The Extinction Series - A Prehistoric, Post-Apocalyptic, Sci-Fi Thriller)
  • Amazon Kindle Edition
  • Higgins, Baileigh (Author)
  • English (Publication Language)
  • 1462 Pages - 12/11/2022 (Publication Date)
Bestseller No. 5
The Complete Atlantis Series, Books 1 - 5 (A Sci-Fi Fantasy Technothriller): Ascendant Saga
  • Amazon Kindle Edition
  • Ellis, Brandon (Author)
  • English (Publication Language)
  • 1339 Pages - 07/21/2021 (Publication Date)
SaleBestseller No. 6
The Red Rising Series Collection 5 Books Set By Pierce Brown (Red Rising, Golden Son, Morning Star, Iron Gold, Dark Age)
  • Red Rising by Pierce Brown - 1444758993 9781444758993
  • Golden Son by Pierce Brown - 1444759035 9781444759037
  • Morning Star by Pierce Brown - 1444759078 9781444759075
  • Iron Gold by Pierce Brown - 0425285936 9780425285930
  • Dark Age by Pierce Brown - 1473646766 9781473646766
Bestseller No. 7
Star Scavenger: The Complete Series Books 1-5 (G J Ogden Space Opera Sci-Fi Box Sets Book 1)
  • Amazon Kindle Edition
  • Ogden, G J (Author)
  • English (Publication Language)
  • 830 Pages - 01/08/2021 (Publication Date) - Ogden Media Ltd (Publisher)
Bestseller No. 8
Specialist: Forager Series Book 5 (Forager - A Post Apocalyptic/Dystopian Six Book Series)
  • Amazon Kindle Edition
  • Stone, Peter R (Author)
  • English (Publication Language)
  • 306 Pages - 10/06/2016 (Publication Date)
Bestseller No. 9
Dark Space: The Complete Series (Books 1-6) (Jasper Scott Box Sets)
  • Amazon Kindle Edition
  • Scott, Jasper T. (Author)
  • English (Publication Language)
  • 2514 Pages - 09/12/2019 (Publication Date) - Anthem Press (Publisher)
Bestseller No. 10
Territory Wars: The Complete Series: A Military Sci-Fi Box Set
  • Amazon Kindle Edition
  • Ford, Devon C. (Author)
  • English (Publication Language)
  • 1089 Pages - 09/20/2022 (Publication Date) - Aethon Books (Publisher)
Bestseller No. 11
Earth Song: Book 1 in the Earth Song Series
  • Cook, Nick (Author)
  • English (Publication Language)
  • 298 Pages - 04/17/2019 (Publication Date) - Voice from the Clouds (Publisher)
Bestseller No. 12
Omega Taskforce: The Complete Series Box Set: A Military Space Opera Adventure (G J Ogden Space Opera Sci-Fi Box Sets Book 3)
  • Amazon Kindle Edition
  • Ogden, G J (Author)
  • English (Publication Language)
  • 1736 Pages - 01/21/2022 (Publication Date) - Ogden Media Ltd (Publisher)
Bestseller No. 13
The Belt - Complete Series: Books 1-6 of the Highly Entertaining Hard Sci-Fi Space Adventure
  • Amazon Kindle Edition
  • Kilby, Gerald M. (Author)
  • English (Publication Language)
  • 1157 Pages - 06/25/2022 (Publication Date)
Bestseller No. 14
Starfighter Rising: An Epic SciFi Adventure (Starfighter Rising Series Book 1)
  • Amazon Kindle Edition
  • Seegmiller, Daniel (Author)
  • English (Publication Language)
  • 378 Pages - 09/17/2020 (Publication Date) - DBS Press (Publisher)
Bestseller No. 15
Turbulent: A Post Apocalyptic EMP Survival Thriller (Days of Want Series Book 1)
  • Payne, T. L. (Author)
  • English (Publication Language)
  • 230 Pages - 05/02/2019 (Publication Date) - Independently published (Publisher)
Bestseller No. 16
The Variant Series Box Set: The Complete Dystopian Series - Books 1-7
  • Amazon Kindle Edition
  • Edge, T.C. (Author)
  • English (Publication Language)
  • 2645 Pages - 10/11/2020 (Publication Date)
Bestseller No. 17
The Creation of a Thousand Forests
  • Amazon Prime Video (Video on Demand)
  • Chloe Grace Moretz, Gary Carr, Jack Reynor (Actors)
  • Alrick Riley (Director) - Scott B. Smith (Writer) - Jonathan Nolan (Producer)
  • Korean, Spanish, Czech, Portuguese, Hebrew (Playback Languages)
  • Korean, Spanish, Czech, Portuguese, Hebrew (Subtitles)
SaleBestseller No. 18
Battlestar Galactica: The Complete Epic Series [DVD]
  • Various (Actor)
  • Various (Director)
  • French, Spanish (Subtitles)
  • English (Publication Language)
  • Audience Rating: NR (Not Rated)
Bestseller No. 19
Fairy Tale
  • Amazon Kindle Edition
  • King, Stephen (Author)
  • English (Publication Language)
  • 607 Pages - 09/06/2022 (Publication Date) - Scribner (Publisher)
Bestseller No. 20
LEGO Star Wars The Razor Crest 75292 Building Toy Set for Kids, Boys, and Girls Ages 10+ (1023 Pieces)
  • Kids can role-play as heroic warrior The Mandalorian and play out action-packed Star Wars: The Mandalorian scenes with this detailed, LEGO brick model of The Razor Crest (75292) starship
  • This fun buildable toy includes 4 LEGO minifigures: The Mandalorian, Greef Karga, Scout Trooper and the Child, plus an IG-11 LEGO figure, all with cool weapons to role-play exciting battles
  • The Razor Crest has a dual LEGO minifigure cockpit, 2 spring-loaded shooters, cargo hold with opening sides/access ramps and carbonite bounty elements inside, sleeping area and detachable escape pod for creative play
  • This 1,023-piece construction playset offers a challenging build and combines brilliantly with other LEGO Star Wars sets, and makes a great holiday gift or birthday present for boys and girls ages 10 plus
  • The Razor Crest dreadnought measures over 5.5” (14 centimeter) high, 15” (38 centimeter) long and 11” (28 centimeter) wide, and it makes an eye-catching Star Wars: The Mandalorian display piece when it is not being used to transport vital cargo

If you love to read, there's nothing better than finding to buy new sci-fi books series in your collection. But with so many options available, how do you know which ones are worth your time and money?

Here are a few tips to help you to buy the best sci-fi books series online:

  1. Check out online reviews. With so many different opinions out there, it can be tough to know which books are actually worth reading. Checking out online reviews from trusted sources can help you narrow down your options.
  2. Consider the price. It's important to find books that fit your budget. Fortunately, there are plenty of great options available at a variety of price points.
  3. Look for deals and discounts. Many online retailers offer discounts on certain sci-fi books series, so it's worth checking around to see if you can snag a good deal.
  4. Consider the author's reputation. If you're familiar with an author's other work and liked it, there's a good chance you'll enjoy their new book.
  5. Go beyond the bestsellers. Bestselling sci-fi books series are often popular for a reason, but don't be afraid to explore other titles that may not be as well-known. You might be surprised at what you find!
  6. Make sure you check the shipping policy before you buy anything. Many online retailers offer free shipping, but sometimes it comes with a catch - like a minimum order amount.
  7. If you're not sure about a store's return policy, give them a call or send them an email to ask. Most online stores will allow you to return items within a certain time frame, but some have stricter policies than others.
  8. Be sure to choose a store that accepts the payment method you're most comfortable with. Some stores only accept credit cards, while others accept other forms of payment.
  9. Trust your gut. Ultimately, you should choose the book that feels right for you. If something doesn't feel quite right, don't force yourself to read it. There are plenty of other great books out there!
  10. Take your time. There's no rush when it comes to finding new sci-fi books series to read. So, take your time browsing, and don't feel like you need to make a purchase right away.

With these tips in mind, you should be able to find the best sci-fi books series. Happy reading!