r/Spaceexploration is a subreddit with 39k members. The most common kinds of discussions are news and ideas, and the community frequently discusses astronaut, space travel, nasa, moon, and space.
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
: "A NASA observatory will likely reenter Earth’s atmosphere this year after rescue effort falls short"
65 posts
#2
Ideas
: "best theoretical methods of propulsion for a long-term interstellar journey?"
3 posts
#3
Advice Requests
: "Why did we not rush a first human on a planet within the last 30 years ?"
1 post
Popular Topics in r/Spaceexploration
#1
Astronaut
: "Quanto guadagna un Astronauta della NASA ad andare nello spazio?"
14 posts
#2
Space Travel
: "New clues about how Space Travel may affect women's health"
12 posts
#3
Nasa
: "Nasa Engineers Help Prolong Voyager 2’s Science Mission"
4 posts
#4
Moon
: "'Now boarding' … 240,000 miles from Earth, at the Moon's first airport"
4 posts
#5
Space
: "Laika, the first living animal to orbit Earth inside the Soviet Sputnik 2 capsule on November 3, 1957, No provisions were made for her return, and she passed away in Space within hours of launch from overheating and panic"
3 posts
#6
First
: "Laika, the First living animal to orbit Earth inside the Soviet Sputnik 2 capsule on November 3, 1957, No provisions were made for her return, and she passed away in space within hours of launch from overheating and panic"
2 posts
#7
Mission
: "NASA Engineers Help Prolong Voyager 2’s Science Mission"
2 posts
#8
Lunar
: "Near-total Lunar eclipse is coming up with the Americas in prime position"
2 posts
#9
Apollo
: "Why Apollo Astronauts Couldn't Walk Normally on the Moon"
2 posts
Flair Used in r/Spaceexploration
#1
🧑🔬 Science Missions
: "A NASA observatory will likely reenter Earth’s atmosphere this year after rescue effort falls short"
24 posts
#2
📖 History
: "Starry eyes Anna Fisher a.k.a 1st mother in space(1983), Photo by John Bryson, she was assigned to her spaceflight crew when she was eight months pregnant with her first daughter, Kristin. She gave birth in Friday, July 29, 1983, and launched into orbit just 14 months later"
24 posts
#3
🚀 Rocket Launches
: "In July 2028 NASA Launches A Car-Sized, 1,000-Pound Nuclear Drone Toward Saturn’s Moon Titan, A Six-Year, $3.35 Billion Trip To A World Where The Air Is Four Times Denser Than Earth’s, Gravity Is One-Seventh As Strong, And Flying Is The Easy Part"
12 posts
#4
🌠 Art, Popular Culture, and Other
: "I made a space game about exploring a solar system in search of alien knowledge"
7 posts
#5
⚙️ Space Engineering
: "NASA figured out how to keep its 48-year-old Voyager 2 probe running for yet another year"
6 posts
#6
🎓 Students & Career Planning
: "How to get funding for space hosted payload as high schoolers?"
4 posts
#7
🧑🚀 Crewed Missions
: "Got to see Artemis II commander Reid Wiseman speak at the National Book Festival this morning"
3 posts
#8
🧑🚀 Space Tourism
: "NASA and ISRO to build Moon Base 🌕"
1 post
Member Growth in r/Spaceexploration
Yearly
+6k members(16.2%)
Similar Subreddits to r/Spaceexploration
r/12thhouse
17k members
69.4% / yr
r/AlternativeAstronomy
2k members
3.5% / yr
r/Astronomy_Help
3k members
22.3% / yr
r/nasa
5.9M members
1.2% / yr
r/science2
16k members
109.8% / yr
r/space
28.0M members
0.6% / yr
r/SpaceInvestorsDaily
26k members
215.0% / yr
r/spaceporn
4.3M members
5.1% / yr
r/SpaceUnfiltered
51k members
281.2% / yr
r/spacex
3.7M members
0.6% / 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: August 28, 2026