r/modelrocketry is a subreddit with 5k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses rocket, rocketry, launch, model, and estes, and they frequently recommend/review beginner set and glue.
Popular Themes in r/modelrocketry
#1
Advice Requests
: "anyone knows how to calculate the height achieved by the rocket?"
9 posts
#2
Solution Requests
: "What should I use as wadding for my rocket"
4 posts
#3
Pain & Anger
: "sad day for me"
1 post
#4
Ideas
: "Im a leader for a JROTC model rocketry team. Any comps or ideas for us this upcoming school year?"
1 post
#5
Self-Promotion
: "Hey guys! Just made a video explaining how I built the largest rocket I've ever made! It would mean a lot for you to give a short watch :) *Gonna fly it in a few days btw*"
1 post
Popular Topics in r/modelrocketry
#1
Rocket
: "I found my old Estes Rocket after 7 years "
103 posts
#2
Rocketry
: "App to Simplify Model Rocketry"
67 posts
#3
Launch
: "Ready for Launch!!!"
63 posts
#4
Model
: "Need help for openrocket + Model rocketry"
45 posts
#5
Estes
: "I found my old Estes rocket after 7 years "
40 posts
#6
Engine
: "E12-8 Engine Exploded"
36 posts
#7
Flight
: "My first Flight with Estes."
23 posts
#8
First
19 posts
#9
3d Printed
: "Designed and flown my first 3d Printed rocket today. Files in the description, feel free to print your own."
12 posts
#10
Build
12 posts
Products Discussed in r/modelrocketry
Beginner Set
3 reviews
#1
Estes
4.3★ from 3 reviews
Glue
1 review
#1
Loctite
4.0★ from 1 review
Flair Used in r/modelrocketry
#1
Question
: "The Great Cornholio"
36 posts
#2
Launch
: "Another rocket lost to the woods"
17 posts
#3
Rocket
: "First one"
15 posts
#4
Certification Flight
: "My dads lvl 3 high-power certification 2004"
4 posts
#5
Discussion
: "Molten salt oxidizer + fuel engine idea"
1 post
Member Growth in r/modelrocketry
Yearly
+560 members(12.8%)
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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/modelrocketry, including current member size, discussion patterns, product reviews, and related communities to explore.
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Last updated: August 24, 2026