r/spaceporn↗
SpacePorn
SpacePorn is a subreddit devoted to beautiful space images 🚀🌌. As long as the focus of the image is related to space in some way, it is allowed. This includes photographs, composites, photoshops, simulation renders, artist's depictions, and artwork.
4.3M subscribers502 posts / mo in Sep 2026145 authors / mosince 2011
r/spaceporn has 4.3M members (+4.9% over the last 12 months). It gets about 502 posts a month from 145 people. Top topics: Nebula Gallery, Galaxy Observations and Saturn Moons and Images.
When to post on r/spaceporn
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How r/spaceporn has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/spaceporn
Top topics
Share of the subreddit's posts
- Nebula Gallery1.3%
- Galaxy Observations1.0%
- Saturn Moons and Images0.7%
- JWST Galaxies Images0.7%
- Galaxy Clusters0.7%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Bluesky Social
- Bluesky
- European Space Agency
- Flickr
- AstroBin
Everything else about r/spaceporn
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