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"
22 posts
#2
Pain & Anger
: "Anyone else lament the pivot from public to private space exploration?"
2 posts
#3
Advice Requests
: "How do I get Cryonite?"
1 post
#4
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."
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
: "NASA’s Lunar Trailblazer Moon Mission Ends"
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
🧑🔬 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"
14 posts
#2
📖 History
: "How uncomfortable could the Soviet LK lunar lander have been?"
13 posts
#3
🧑🚀 Crewed Missions
: "An astronaut’s mystery illness could change the way NASA plans future missions"
8 posts
#4
🚀 Rocket Launches
: "Orion Space capsule in San Diego"
5 posts
#5
⚙️ Space Engineering
: "The Mars Delusion"
4 posts
#6
🌠 Art, Popular Culture, and Other
: "Skylab Space Station (blueprint by me)"
1 post
#7
🎓 Students & Career Planning
: "China just founded a School of Space Exploration that offers a class on Interstellar Sociology"
1 post
#8
🧑🚀 Space Tourism
: "NASA ends the MAVEN Mars mission after 11 years of quiet service"
1 post
Member Growth in r/Spaceexploration
Yearly
+4k members(13.3%)
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About
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This page gives a focused view of r/Spaceexploration, including current member size, discussion patterns, product reviews, and related communities to explore.
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Last updated: June 30, 2026