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, struggling, sf, and book, and they frequently recommend/review sci-fi books, space opera book, and sci-fi short story.
**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
: "Eight sci-fi books about city planning"
25 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."
4 posts
#3
Self-Promotion
: "“David Gerrold’s Health and Leukemia Fundraiser”"
1 post

Popular Topics in r/printSF

#1

Books

: "Found this SF anthology from the 80s in a secondhand Bookshop near me... and that line-up! (swipe for the full list)"
164 posts
#2

Sci Fi

: "Has Anyone Read Three-Body Problem in Both Chinese and English? The Differences Are Bigger Than I Expected"
83 posts
#3

Struggling

48 posts
#4

Sf

: "Modern Sf trilogies are becoming bloated graveyards of good ideas stretched way too thin"
41 posts
#5

Book

: "Looking for some good sci-fi Books that won’t depress the hell out of me!"
30 posts
#6

Novels

: "Does anyone know how Steven Campbell, author of the "Hard Luck Hank" series, is doing?"
19 posts
#7

Sci Fi Books

: "Any good podcasts about Sci Fi Books?"
19 posts
#8

Recommendations

: "Recommendations for Sci-fi virus books?"
18 posts
#9

Sci Fi

: "Pratchett like but Sci Fi"
18 posts
#10

Short Story

: "'80s SF Short Story, and a teleporting FEMA official"
16 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
#1
Isaac Asimov
4.8 from 10 reviews
#2
William Gibson
4.9 from 8 reviews
#3
Ray Bradbury
5.0 from 8 reviews

Member Growth in r/printSF

Yearly
+22k members(6.4%)

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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 11, 2026