r/Spaceexploration is a subreddit with 38k members. The most common kinds of discussions are news and pain & anger, and the community frequently discusses space, nasa, moon, mars, and mission.
r/SpaceExploration is a subreddit all about space travel (NASA, Roscosmos, SpaceX, ULA, Boeing, Rocket Lab, etc.). Further topics include upcoming launches, science missions, engineering, and more!
Popular Themes in r/Spaceexploration
#1
News
: "NASA aims to beat China and Russia in race to build a nuclear reactor on the moon"
20 posts
#2
Pain & Anger
: "Anyone else lament the pivot from public to private space exploration?"
3 posts
#3
Ideas
: "This LEGO IDEAS model called "SKYLAB, AMERICA’S FIRST SPACE STATION (50TH ANNIVERSARY)" by user Alex K. has already gained 2,530 supporters - but only by reaching 10,000 votes the model will get the chance of becoming a real LEGO set."
2 posts
#4
Advice Requests
: "How do I get Cryonite?"
1 post
Popular Topics in r/Spaceexploration
#1
Space
: "This LEGO IDEAS model called "SKYLAB, AMERICA’S FIRST Space STATION (50TH ANNIVERSARY)" by user Alex K. has already gained 2,530 supporters - but only by reaching 10,000 votes the model will get the chance of becoming a real LEGO set."
97 posts
#2
Nasa
: "Nasa aims to beat China and Russia in race to build a nuclear reactor on the moon"
76 posts
#3
Moon
: "NASA aims to beat China and Russia in race to build a nuclear reactor on the Moon"
38 posts
#4
Mars
: "How do we know the Mars rovers have not “contaminated” Mars with life from Earth? "
29 posts
#5
Mission
: "8 Things to Know About NASA’s Mission to an Ocean Moon of Jupiter"
26 posts
#6
Rover
: "How do we know the Mars Rovers have not “contaminated” Mars with life from Earth? "
15 posts
#7
Lunar
: "Chang’e-6 delivers first Lunar far side samples to Earth after 53-day mission"
13 posts
#8
Lander
: "Houston, we may have a problem … moon Lander’s fate uncertain"
10 posts
#9
Probe
: "NASA’s Parker Solar Probe Snaps Closest-Ever Images to Sun"
8 posts
#10
Sun
: "Parker Solar Probe Swings By Sun in Closest Approach Yet"
7 posts
Flair Used in r/Spaceexploration
#1
📖 History
: "How uncomfortable could the Soviet LK lunar lander have been?"
8 posts
#2
🧑🔬 Science Missions
: "Artemis II will use laser beams to live-stream 4K moon footage at 260 Mbps — one giant step beyond the S-band radio comms of the Apollo era"
6 posts
#3
🧑🚀 Crewed Missions
: "An astronaut’s mystery illness could change the way NASA plans future missions"
5 posts
#4
🚀 Rocket Launches
: "Orion Space capsule in San Diego"
4 posts
#5
⚙️ Space Engineering
: "A 1977 Time Capsule, Voyager 1 runs on 69 KB of memory and an 8-track tape recorder"
2 posts
#6
🎓 Students & Career Planning
: "China just founded a School of Space Exploration that offers a class on Interstellar Sociology"
1 post
Member Growth in r/Spaceexploration
Yearly
+4k members(12.3%)
Similar Subreddits to r/Spaceexploration
r/Damnthatsinteresting
20.4M members
3.0% / yr
r/nasa
5.9M members
0.9% / yr
r/science2
14k members
105.5% / yr
r/space
27.9M members
0.3% / yr
r/SpaceInvestorsDaily
22k members
223.9% / yr
r/SpaceUnfiltered
39k members
454.6% / yr
r/spacex
3.7M members
-0.0% / yr
r/VectorspaceAI
3k members
6.3% / yr
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/Spaceexploration, 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: June 9, 2026