r/printSF
358k members
r/printSF is a subreddit with 358k members. The most common kinds of discussions are advice requests and pain & anger, and the community frequently discusses books, sci fi, sf, recommendations, and sci fi, and they frequently recommend/review sci-fi books, space opera book, and space opera recommendations.
**A place to discuss published speculative fiction**—novels, short stories, comics, and more. Not sure if a book counts? Then post it! Science Fiction, Fantasy, Alt. History, Postmodern Lit., and more are all welcome here. **The key is that it be speculative, not that it fit some arbitrary genre guidelines**. Any sort of link or text post is welcome as long as it is about printed / text / static SF material.
Popular Themes in r/printSF
#1
Advice Requests
: "Flowers for Algernon is the only SF book that made me grieve someone who never existed"
17 posts
#2
Pain & Anger
: "Blindsight by Peter Watts ruined every other first contact story for me and I've been trying to recover for two years."
3 posts
#3
Solution Requests
: "Recommend me Space engineering/survival novels for an 11 year old"
1 post
#4
Self-Promotion
: "“David Gerrold’s Health and Leukemia Fundraiser”"
1 post
Popular Topics in r/printSF
#1
Books
: "Six Books in I finally realised what holds me back from loving The Expanse"
151 posts
#2
Sci Fi
: "Has Anyone Read Three-Body Problem in Both Chinese and English? The Differences Are Bigger Than I Expected"
75 posts
#3
Sf
: "Modern Sf trilogies are becoming bloated graveyards of good ideas stretched way too thin"
44 posts
#4
Recommendations
: "Looking for quiet, idea-driven sci-fi (more Arrival than action)"
33 posts
#5
Sci Fi
: "Pratchett like but Sci Fi"
29 posts
#6
Novels
19 posts
#7
Sci Fi Books
: "Any good podcasts about Sci Fi Books?"
19 posts
#8
Struggling
17 posts
#9
Series
: "The Laundry Series by Charles Stross"
14 posts
#10
Authors
12 posts
Products Discussed in r/printSF
Sci-fi Books
250 reviews
#1
Robert A. Heinlein
4.9★ from 11 reviews
#2
Ursula K. Le Guin
5.0★ from 9 reviews
#3
Arthur C. Clarke
4.9★ from 9 reviews
Space Opera Book
242 reviews
#1
Peter F. Hamilton
4.7★ from 18 reviews
#2
Alastair Reynolds
4.8★ from 11 reviews
#3
Iain M. Banks
4.6★ from 8 reviews
Space Opera Recommendations
100 reviews
#1
Vernor Vinge
4.8★ from 6 reviews
#2
Timothy Zahn
4.0★ from 4 reviews
#3
Patrick S. Tomlinson
4.0★ from 4 reviews
Member Growth in r/printSF
Yearly
+21k members(6.4%)
Similar Subreddits to r/printSF
r/books
27.1M members
1.9% / yr
r/booksuggestions
1.4M members
7.3% / yr
r/horrorlit
599k members
15.1% / yr
r/litrpg
142k members
36.6% / yr
r/reading
179k members
5.2% / yr
r/RomanceBooks
510k members
25.2% / yr
r/sciencefiction
306k members
13.1% / yr
r/scifi
4.5M members
1.2% / yr
r/scifi_bookclub
19k members
19.2% / yr
r/suggestmeabook
3.3M members
5.2% / yr
About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/printSF, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: June 4, 2026