825 posts analyzed Updated Jun 2026
Averages 28 posts/day, top 10% activity. Most active Mondays around 3 PM UTC. Mostly image posts (64%).
r/Astronomy Traffic & Engagement r/Astronomy 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/Astronomy Most Active Times When r/Astronomy 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/Astronomy Flair Performance r/Astronomy Flair Performance
Upvotes and volume by flair Average upvotes and post volume by flair
| Flair | Posts | Upvotes |
|---|---|---|
| Astrophotography (OC) | 354 (45.2%) | 220 |
| Astro Research | 120 (15.3%) | 31 |
| Discussion: [Topic] | 105 (13.4%) | 32 |
| Astro Art (OC) | 62 (7.9%) | 60 |
| Question (Describe all previous attempts to learn / understand) | 61 (7.8%) | 40 |
| Other: [Topic] | 59 (7.5%) | 46 |
| Object ID (Consult rules before posting) | 22 (2.8%) | 155 |
Post Type Breakdown
Share by text, image, or link Share of posts by format: text, image, or link
r/Astronomy Trending Keywords Trending Keywords in r/Astronomy
Ranked by how often they appear Title keywords ranked by how often they appear
| Keyword | Mentions ▼ | Upvotes | Comments |
|---|---|---|---|
| moon | 82 (9.9%) | 158 | 5 |
| nebula | 69 (8.4%) | 293 | 4 |
| venus | 61 (7.4%) | 195 | 5 |
| astronomy | 48 (5.8%) | 15 | 3 |
| jupiter | 42 (5.1%) | 57 | 4 |
| galaxy | 39 (4.7%) | 183 | 5 |
| way | 35 (4.2%) | 309 | 6 |
| milky | 35 (4.2%) | 308 | 6 |
| sky | 27 (3.3%) | 120 | 8 |
| star | 26 (3.1%) | 148 | 12 |
r/Astronomy Mentioned Domains Mentioned Domains in r/Astronomy
Most linked sites Most linked sites in this subreddit
| Domain | Links | Upvotes |
|---|---|---|
| phys.org | 11 | 18 |
| youtu.be | 11 | 1 |
| astrodoc.ca | 8 | 58 |
| youtube.com | 6 | 1 |
| scientificamerican.com | 4 | 39 |
| aasnova.org | 3 | 9 |
r/Astronomy Top Posts Top Performing Posts in r/Astronomy
Highest-performing posts Highest-performing posts. Each title links to Reddit.
Venus Emerging From Behind the Moon Yesterday Through my Telescope.
Milky Way & Airglow
Milky Way core over Mt. Hood (Lost Lake)
Rest in Peace Alan Hale, co-discoverer of the greatest comet in a generation
I took Wikipedia’s Andromeda Photo
RIP Hale. Photo I took in '97
My best deep sky image so far using stock Nikon [OC]
M51 Whirlpool Galaxy
Moon and Venus tonight, Brazil.
Venus, Moon and Jupiter
| Title | Upvotes | Comments | Type | Date |
|---|---|---|---|---|
| Venus Emerging From Behind the Moon Yesterday Through my Telescope. | 5.8K | 71 | image | Jun 18 |
| Milky Way & Airglow | 2.1K | 40 | image | Jun 23 |
| Milky Way core over Mt. Hood (Lost Lake) | 2.0K | 25 | image | Jun 15 |
| Rest in Peace Alan Hale, co-discoverer of the greatest comet in a generation | 1.7K | 26 | image | Jun 6 |
| I took Wikipedia’s Andromeda Photo | 1.7K | 57 | image | Jun 19 |
| RIP Hale. Photo I took in '97 | 1.6K | 40 | image | Jun 10 |
| My best deep sky image so far using stock Nikon [OC] | 1.6K | 58 | image | Jun 2 |
| M51 Whirlpool Galaxy | 1.5K | 24 | image | Jun 24 |
| Moon and Venus tonight, Brazil. | 1.5K | 22 | image | Jun 17 |
| Venus, Moon and Jupiter | 1.4K | 34 | image | Jun 18 |
r/Astronomy Audience Overlap r/Astronomy Subreddit Overlap & Related Communities
Overlapping audiences Communities with overlapping audiences
r/Astronomy FAQ Frequently Asked Questions About r/Astronomy
What's the best time to post on r/Astronomy?
Based on posting volume, r/Astronomy is most active on Mondays around 3 PM UTC. That window has the most community activity, but busier hours also mean more competition for attention.
How active is r/Astronomy?
r/Astronomy averages 28 posts per day and ranks in the top 10% for activity among tracked SFW subreddits.
How many upvotes do posts on r/Astronomy get?
Posts on r/Astronomy average about 121 upvotes this month (net score per post).
What kind of posts does r/Astronomy get most?
On r/Astronomy, most posts are image posts (64%)