Science fiction books to read
Not sure which science fiction books to read? We ranked 200 of them using 239,684 reader ratings; the average is 8.3/10. Below: three books to start with, then short reads, series starts, new books, and classics.
If you read only one, make it Project Hail Mary by Andy Weir (9.0/10). If you prefer a series: The Murderbot Diaries starts with All Systems Red.
Start here
Three science fiction books that many readers rate highly — each one a first volume or a book that stands alone.
Project Hail MaryThe steady drip of mystery makes this very hard to stop reading.


Short reads: under 300 pages
For a weekend or a commute. 35 of the rated science fiction books are this short; these score best.
Series worth starting
The first volume of each series, with the full reading order one click away.
New in 2025 and 2026
The best-rated new books with at least 50 reader ratings.
Classics from before 1976
Still read, still rated: the older books that hold up best.
Liked this? Try that
Pairs from our similarity data: the same kind of story, a different author.
How long are the rated science fiction books?
185 of 200 rated titles with a known page count. Largest group: 300–499 pages.
Narrow it down with “Find a book”
“Find a book” holds 449 science fiction books. Pick a shortcut — the filters are already set:
Questions readers ask
What science fiction books should I read first?
Project Hail Mary by Andy Weir: 9.0/10 from 8,300 ratings, and it needs no earlier book. Next on our list: Dune and Ender's Game.
What is a good science fiction book under 300 pages?
Flowers for Algernon (274 pages, 8.8/10) is the highest-rated one under 300 pages.
Which science fiction book series should I start?
The Murderbot Diaries: begin with All Systems Red, the first of 11 books. The reading order page lists every volume.
What are the best new science fiction books?
Isles of the Emberdark (2025) leads the recent titles at 8.7/10 from 481 ratings.
How are these books chosen?
Only books with enough reader ratings to be ranked (at least 50) are picked. The score is a weighted average across independent rating sources, pulled toward the category average when ratings are few.
Go further
- Full ranking: the 200 best science fiction books →
- Best series: Science fiction →
- New science fiction books, month by month →
- Reading orders of book series →















