SubTrends
Other

Averages 25 posts/day, top 10% activity. Most active Wednesdays around 6 PM UTC. Mostly text posts (98%).

Posts / Day Average posts per day this month. Arrow is change vs the prior calendar month.
25 8%
Avg Upvotes Mean net upvotes per post this month (upvotes minus downvotes). Arrow is change vs the prior month.
29 10%
Avg Comments Mean number of comments per post this month. Arrow is change vs the prior month when that month’s data is available.
18 4%
Activity Rank #5,794 by posts/day among 90,883 tracked SFW subreddits as of Sep 2026 (Top 10%). Arrow is spots gained or lost vs the prior month.
#5,794 462
Top 10%
Posts w/ Links The percentage of posts that link off-site. This counts true link posts plus text posts with a URL in the body. Image and video posts are not counted.
4%
Low-Reply Rate Share of posts with 0 or 1 comment. A single comment is often an automated mod reply rather than real community discussion.
16%

r/AskScienceFiction Traffic & Engagement

Volume and engagement over time

Posts/DayAvg Upvotes010203040020406080Sep 1Sep 8Sep 15Sep 22Sep 29
Posts/Day Avg Upvotes Mean net upvotes per post in this bucket.

Post Format

Top Post Type Text
Typical Title Length Medium (106 chars)
Peak Day Tuesday

Upvote Distribution

How upvoted posts perform Only posts with 2+ upvotes. The bands below show how those posts are spread by upvote count.

2–9
33%
10–99
53%
100–999
14%
1K+
0%
Posts that get upvoted Share of posts that received at least one upvote (2+ net upvotes). Most posts at 1 upvote are excluded. 61%
Median upvoted post Median upvotes among posts that received upvotes. Differs from Avg Upvotes in the snapshot, which includes every post. 20
Top post Highest upvote count on a single post this month. 534

r/AskScienceFiction Most Active Times

Peak posting by day and hour (UTC)

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Thu
Fri
Sat
12 AM
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← Swipe →
#1 Top 3 activity windows

Most Active by Day

Sun 12 PM
Mon 1 AM
Tue 10 AM
Wed 6 PM
Thu 11 AM
Fri 10 AM
Sat 8 AM

r/AskScienceFiction Flair Performance

Upvotes and 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

98%text posts

r/AskScienceFiction Trending Keywords

Ranked by how often they appear

KeywordMentions ▼UpvotesComments
marvel
73 (9.7%)
4122
star
54 (7.2%)
3428
man
39 (5.2%)
4021
world
37 (4.9%)
3422
wars
35 (4.6%)
3826
mcu
34 (4.5%)
8341
earth
28 (3.7%)
6127
40k
26 (3.5%)
3020
comics
26 (3.5%)
4124
lantern
26 (3.5%)
4926

r/AskScienceFiction Mentioned Domains

Most linked sites

This community doesn't link off-site.

Its posts are text, images, or discussion rather than outbound links.

r/AskScienceFiction Top Posts

Highest-performing posts

[MCU Age of Ultron] When Tony Stark tells Steve Rogers "I don't trust a guy without a dark side." Steve replies "Let's just say you haven't seen mine." What is Steve referring to here? Is he invoking any specific incident he's done in his life?

534 upvotes 181 comments text Sep 18

[MCU] Is the average Asgardian fast and strong enough to become a superhero on earth?

394 upvotes 127 comments text Sep 25

[Dune] if spice is necessary for FTL, how did anyone get to Arrakis to find it?

391 upvotes 211 comments text Sep 20

[Limitless] What was the point of Eddie Morra asking a loan shark for $100,000, if he was more than doubling his money every day on the stock market?

382 upvotes 52 comments text Sep 20

[Marvel] Why did Magneto, someone who thought he was doing the right thing, call his group The Brotherhood Of Evil Mutants?

351 upvotes 61 comments text Sep 22

[Spider-Man: Brand New Day] Why is Punisher so friendly to Peter Compared To Matt?

344 upvotes 148 comments text Sep 9

[MCU] Wouldn't Thanos using the stones to 'double the resources' be the cosmic equivalent of 'adding another lane to a highway'?

307 upvotes 198 comments text Sep 12

[MCU Civil War] Vision supports the Sokovia Accords by saying "Ever since Tony announced he was Iron Man, the number of world-ending events have risen. Our very existence invites challenge." Is his point valid here? Aren't most MCU world-ending events (like the Chitauri invasion) unrelated to Tony?

298 upvotes 117 comments text Sep 19

[Watchmen] What's the motive for Rorschach, a vigilante with a very strict, uncompromising, black-and-white view on morality, adopting a persona based on the Rorschach psychological test, which is known mostly for subjective interpretation of meanings?

278 upvotes 73 comments text Sep 23

[Breaking Bad] Is it possible that "Blue Sky" the drug Walter created is lost forever, or could it be recreated?

271 upvotes 37 comments text Sep 24

r/AskScienceFiction Audience Overlap

Overlapping audiences

r/AskScienceFiction FAQ

What's the best time to post on r/AskScienceFiction?

Based on posting volume, r/AskScienceFiction is most active on Wednesdays around 6 PM UTC. That window has the most community activity, but busier hours also mean more competition for attention.

How active is r/AskScienceFiction?

r/AskScienceFiction averages 25 posts per day and ranks in the top 10% for activity among tracked SFW subreddits.

How many upvotes do posts on r/AskScienceFiction get?

Posts on r/AskScienceFiction average about 29 upvotes this month (net score per post).

What kind of posts does r/AskScienceFiction get most?

On r/AskScienceFiction, most posts are text posts (98%)