r/nasa is a subreddit with 5.9M members. The most common kinds of discussions are news and advice requests, and the community frequently discusses space, nasa, looking for, worst, and moon.
r/NASA is for anything related to the National Aeronautics and Space Administration; the latest news, events, current and future missions, and more.
Popular Themes in r/nasa
#1
News
: "In 2021, NASA sent microscopic “Water Bears” to the space station; the nearly indestructible animals were raised through four generations in orbit"
9 posts
#2
Advice Requests
: "Mars dust is toxic. How will future astronauts deal with it?"
2 posts
#3
Solution Requests
: "NASA’s next 'Mars' mission will include fake spacecraft, tighter quarters. Can you handle it?"
1 post
Popular Topics in r/nasa
#1
Space
: "Interesting Background Info on why NASA Lost the Race for the First Man in Space"
39 posts
#2
Nasa
: "Nasa is flying a modified U-2 spy plane to study how wildfires can create storms"
25 posts
#3
Looking For
16 posts
#4
Worst
8 posts
#5
Moon
: "NASA's canceled lunar space station tech will help build the Artemis Moon base"
5 posts
#6
Exploration
2 posts
#7
Galaxy
: "12/07/2026 IMAGE OF THE DAY:Galaxy NGC 474: Shells and Star Streams"
2 posts
#8
Image
: "12/07/2026 Image OF THE DAY:Galaxy NGC 474: Shells and Star Streams"
2 posts
#9
Kennedy Space Center
1 post
Flair Used in r/nasa
#1
Article
: "NASA chief defends all-male Artemis 3 astronaut crew amid backlash: 'I don't think anyone should be reading into this'"
57 posts
#2
NASA
: "NASA Astronaut Jonny Kim Departs Agency to Continue Military Service"
52 posts
#3
Image
: "Got to see the historic Mission Control room and Saturn V at the Johnson Space Center."
20 posts
#4
News
: "Space Agencies Are Trying to Keep Astronauts From Losing Their Sight"
19 posts
#5
Question
: "If a spacecraft in a sub-orbital trajectory docks with an orbital space station, what spacecraft would change trajectories, or would both change?"
17 posts
#6
ShowMeSunday
: "Snapped while driving down Saturn Causeway, behind a Shuttle Rollout on MLP #1. Early 2000's."
13 posts
#7
Self
: "NASA Kennedy Space Center - Wow"
8 posts
#8
Video
: "The Falcon Heavy booster returning with a boom after launching the NASA Roman Telescope"
7 posts
#9
Other
: "Can someone help me find these?"
3 posts
#10
Wiki
: "This International Moon Day learn and share how NASA and space organizations worldwide have explored our stellar cosmic companion"
1 post
Member Growth in r/nasa
Yearly
+74k members(1.3%)
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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/nasa, 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 6, 2026