r/spacex Subreddit Stats and Best Posting Times

Overview
Analysis
Milestones
FAQ
Compare
Subscribers
3,700,745
Average Upvotes
272.5
Average Comments
409.2
Min. Upvotes to HOT
19
spacex icon

r/spacex

Created: August 22, 2011
About r/spacex: Welcome to r/SpaceX, the premier SpaceX discussion community and the largest fan-run board on the American aerospace company SpaceX. We recommend using r/SpaceX with Old Reddit. This board is not an official outlet for SpaceX information."

Best Time to Post on r/spacex (UTC TIME)

Best posting times heatmap for r/spacex

r/spacex peaks Fridays 4am-6am UTC

spacex Subscriber Count - redditli.st

About r/spacex

r/spacex was created on August 22, 2011, making it 15 years and 2 months old and one of the earliest subreddits on Reddit. With 3,700,745 members, this is a large and well-established subreddit with significant reach and influence on Reddit.

r/spacex is steadily growing, with 8,092 new members in the last 30 days.

r/spacex Engagement Analysis

r/spacex shows typical engagement for a community of this scale, with an average of 272.5 upvotes per post across its 3,700,745 members. The community is highly discussion-oriented, with a comment-to-upvote ratio of 1.5. To reach the Hot section of r/spacex, posts typically need at least 19 upvotes, reflecting the community's activity level.

Posts on r/spacex receive an average of 409.2 comments, indicating a highly engaged community where members actively participate in conversations rather than passively consuming content. This level of discussion is characteristic of communities that value dialogue and diverse perspectives.

r/spacex Posting Patterns Analysis

Based on an analysis of 11 top posts from the past week, Friday is the most active day with 4 posts reaching the top, while Sunday sees the least activity with 1 posts. Weekday activity is higher than weekends, suggesting a more professionally-oriented community.

The peak posting hours are around 4am UTC (3 posts), 4pm UTC (1 posts), and 10pm UTC (1 posts). The quietest hours are 8pm UTC, 11pm UTC, and 5pm UTC, with only 1-1 posts each reaching the top during these times.

Weekly breakdown: Monday (1), Tuesday (0), Wednesday (2), Thursday (2), Friday (4), Saturday (1), Sunday (1) posts reaching the top.

r/spacex Growth Analysis

r/spacex currently has 3,700,745 subscribers. Over the past 30 days, the community has grown by 8,092 members (0.22%), averaging 83 new subscribers per day. This growth rate places r/spacex in the top 62% of all tracked subreddits.

Over the past 90 days, r/spacex has gained 8,092 subscribers (0.22%). Since tracking began 718 days ago, the community has added 436,783 total subscribers. The recent growth rate is consistent with the community's longer-term trajectory.

30-Day Growth
+8,092
0.22%
90-Day Growth
+8,092
0.22%
All-Time Tracked
+436,783
over 718 days

r/spacex Milestones

  • Fastest growth period: +64,008 subscribers Jan 2025

r/spacex Growth Trend

r/spacex is steadily growing, with 8,092 new members in the last 30 days.

Frequently Asked Questions

How many subscribers does r/spacex have?

r/spacex has 3,700,745 subscribers as of October 2026.

What is the best time to post on r/spacex?

The best time to post on r/spacex is Fridays 4am-6am UTC, based on analysis of top-performing posts from the past week.

Is r/spacex growing?

r/spacex is steadily growing, with 8,092 new members in the last 30 days.

When was r/spacex created?

r/spacex was created on August 22, 2011, making it 15 years old.

How many upvotes do you need to reach Hot on r/spacex?

Posts on r/spacex typically need at least 19 upvotes to reach the Hot section.

r/spacex Key Statistics Summary

r/spacex is a Reddit community with 3,700,745 subscribers. The community describes itself as: "Welcome to r/SpaceX, the premier SpaceX discussion community and the largest fan-run board on the American aerospace company SpaceX. We recommend using r/SpaceX with Old Reddit. This board is..." The best time to post on r/spacex is Fridays 4am-6am UTC. Posts receive an average of 272.5 upvotes and 409.2 comments. The minimum upvotes needed to reach the Hot section is approximately 19. The subreddit is adding approximately 83 new members each day. Founded 15 years ago, r/spacex is tracked and analyzed by RedditList as part of its comprehensive database of over 106,374 subreddits.

Compare r/spacex

Last updated: 2026-10-30 00:12:14

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