r/TheExpanse↗
The Expanse
Subreddit for the Sci Fi space opera franchise, The Expanse. Which include the Prime video TV series, the book series by James S.A Corey, Comics, and Games.
262k subscribers265 posts / mo in Sep 2026222 authors / mosince 2013
r/TheExpanse has 262k members (+9.0% over the last 12 months). It gets about 265 posts a month from 222 people. Top topics: Expanse Books & Literature, Expanse Discussions and Sci-Fi Queries.
When to post on r/TheExpanse
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How r/TheExpanse has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/TheExpanse
Top topics
Share of the subreddit's posts
- Expanse Books & Literature8.0%
- Expanse Discussions4.4%
- Sci-Fi Queries3.8%
- Alien Themes & Theories0.8%
- Books vs Show0.5%
Brands people mention
Most-mentioned brands and sites, last 12 months
- IMDb
- Spotify
- MakerWorld
- Printables
- Goodreads
Everything else about r/TheExpanse
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research