437 posts analyzed Updated Jun 2026
Averages 15 posts/day, top 25% activity. Most active Mondays around 8 AM UTC. Mostly text posts (59%).
r/sciencefiction Traffic & Engagement r/sciencefiction Traffic & Engagement
Volume and engagement over time Posting volume and engagement over time
Post Format
Upvote Distribution
How upvoted posts perform Only posts with 2+ upvotes. The bands below show how those posts are spread by upvote count.
r/sciencefiction Most Active Times When r/sciencefiction Is Most Active
Peak posting by day and hour (UTC) When this community posts most, by day and hour (UTC)
Most Active by Day
r/sciencefiction Flair Performance r/sciencefiction Flair Performance
Upvotes and volume by flair Average upvotes and post volume by flair
This subreddit doesn't use post flairs.
No flaired posts were found in this month's data.
Post Type Breakdown
Share by text, image, or link Share of posts by format: text, image, or link
r/sciencefiction Trending Keywords Trending Keywords in r/sciencefiction
Ranked by how often they appear Title keywords ranked by how often they appear
| Keyword | Mentions ▼ | Upvotes | Comments |
|---|---|---|---|
| sci | 68 (15.6%) | 31 | 26 |
| science | 33 (7.5%) | 30 | 39 |
| fiction | 31 (7.1%) | 25 | 28 |
| story | 28 (6.4%) | 3 | 5 |
| book | 24 (5.5%) | 103 | 24 |
| looking | 22 (5.0%) | 20 | 45 |
| read | 17 (3.9%) | 63 | 26 |
| think | 16 (3.7%) | 41 | 33 |
| books | 16 (3.7%) | 72 | 40 |
| space | 15 (3.4%) | 18 | 57 |
r/sciencefiction Mentioned Domains Mentioned Domains in r/sciencefiction
Most linked sites Most linked sites in this subreddit
| Domain | Links | Upvotes |
|---|---|---|
| amazingstories.com | 31 | 1 |
| youtu.be | 13 | 1 |
| youtube.com | 11 | 1 |
r/sciencefiction Top Posts Top Performing Posts in r/sciencefiction
Highest-performing posts Highest-performing posts. Each title links to Reddit.
Another bundle of book covers for your enjoyment and delight.
Good Luck, Have Fun, Don’t Die is a fantastic Sci-fi movie
Should this sub have a 'No AI-generated content' rule?
Totally real book covers for you to read
Everyday we get closer to the events of Judgment Day in Terminator🤯
The 24 alien books Scientific American recommends
What a book. Simply fantastic biopunk. I think biopunk is often strange, but this is wonderful.
I found the concept proposed by the theory that Earth is larger than we know quite entertaining. It's a silly idea, but it made me wonder if there are any books that explore similar themes. Can you recommend any?
The Mars Trilogy
Does anyone else feel like Jared Harris is the ultimate "cast him and it'll absolutely work" actor for sci-fi and fantasy?
r/sciencefiction Audience Overlap r/sciencefiction Subreddit Overlap & Related Communities
Overlapping audiences Communities with overlapping audiences
r/sciencefiction FAQ Frequently Asked Questions About r/sciencefiction
What's the best time to post on r/sciencefiction?
Based on posting volume, r/sciencefiction is most active on Mondays around 8 AM UTC. That window has the most community activity, but busier hours also mean more competition for attention.
How active is r/sciencefiction?
r/sciencefiction averages 15 posts per day and ranks in the top 25% for activity among tracked SFW subreddits.
How many upvotes do posts on r/sciencefiction get?
Posts on r/sciencefiction average about 26 upvotes this month (net score per post).
What kind of posts does r/sciencefiction get most?
On r/sciencefiction, most posts are text posts (59%)