/r/Astronomy/

r/Astronomy

3.1M members
r/Astronomy is a subreddit with 3.1M members. The community frequently discusses astronomy, telescope, looking for, stars, and struggling, and they frequently recommend/review telescope, binoculars, and ipad apps, and the most common flair used is astrophotography (oc), discussion: [topic], astro art (oc), astro research, and question (describe all previous attempts to learn / understand).
The amateur hobby of humanity since the dawn of time and scientific study of celestial objects.

Popular Topics in r/Astronomy

#1

Astronomy

52 posts
#2

Telescope

20 posts
#3

Looking For

17 posts
#4

Stars

13 posts
#5

Struggling

12 posts
#6

Planets

10 posts
#7

Beginner

6 posts
#8

App

6 posts
#9

Astrophotography

6 posts
#10

Tired

5 posts

Products Discussed in r/Astronomy

Telescope

4 reviews
#1
Takahashi
5.0★ from 2 reviews
#2
Obsession
4.0★ from 1 review
#3
SkyWatcher
5.0★ from 1 review

Binoculars

2 reviews
#1
Zeiss
4.0★ from 1 review
#2
Vortex
4.0★ from 1 review

Ipad Apps

2 reviews
#1
Celestron
4.0★ from 1 review
#2
SkySafari
5.0★ from 1 review

Flair Used in r/Astronomy

#1
Astrophotography (OC)
: "That’s Not the Moon. I Photographed the Planet Venus Setting Behind Seattle’s Space Needle Last Night. There Was No Composition Done For This Image."
69 posts
#2
Discussion: [Topic]
: "I am so glad I am alive, right now, at this time for astronomy and space"
15 posts
#3
Astro Art (OC)
: "I made a fully procedural Gas Giant with Blender 3d - No AI"
13 posts
#4
Astro Research
: "Astronomers have confirmed that one of the fastest-changing stars ever observed has entered a new stage of its evolution, offering a rare opportunity to watch a star's life unfold on human timescales."
10 posts
#5
Question (Describe all previous attempts to learn / understand)
: "NASA's Best API for Simulating Orbits and Trajectories"
9 posts
#6
Other: [Topic]
: "“Live” Orion Nebula Through The Eyepiece"
8 posts
#7
Object ID (Consult rules before posting)
: "Help identifying object in Rubin COSMOS field Image"
1 post
#8
Discussion: [Asteroids]
: "Wikipedia Talk: List of near-Earth potentially hazardous objects - Formatting in case an asteroid reaches a threatening or certain collision category"
1 post

Member Growth in r/Astronomy

Yearly
+123k members(4.1%)

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About

GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.

This page gives a focused view of r/Astronomy, including current member size, discussion patterns, product reviews, and related communities to explore.

This data is synced periodically so insights stay current and useful for ongoing research.

Last updated: September 21, 2026