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r/spaceflight is a subreddit with 294k members. Its distinguishing qualities are that the community is huge in size.
A subreddit for articles, images, videos and discussion about spaceflight.
Popular Themes in r/spaceflight
#1
News
: "100th woman in space, Emily Calandrelli, stands up to 'small men' on the internet: 'I should have expected this'"
81 posts
#2
Pain & Anger
: "China's rocket development is a complete mess"
3 posts
#3
Advice Requests
: "When the first Mars mission happens, do you think it will be a single-stage (orbit refueled) spacecraft or an orbitally assembled one?"
3 posts
Popular Topics in r/spaceflight
#1
Space
: "SpaceX regularly launches classified payloads: Their CEO is in regular contact with Vladimir Putin"
142 posts
#2
Nasa
: "Nasa head says report of Elon Musk talking to Putin should be investigated "
64 posts
#3
Rocket
: "All Rocket launches in 2025 so far, chronologically and to scale."
32 posts
#4
Launch
: "Falcon Heavy Launches Europa Clipper as seen from Kennedy Space Center's Banana Creek Viewing Site"
26 posts
#5
China
: "One step forward for China's Lunar Exploration Project: Today the new seven-seater spacecraft Mengzhou (Dream Chaser) successfully implemented the zero-altitude escape flight test [Album]"
19 posts
#6
Mission
: "Tianwen-2, a two-phase asteroid sampling return Mission with a 10-year duration, was successfully launched on 01:31(UTC+8) May 29, 2025."
16 posts
#7
Lunar
: "One step forward for China's Lunar Exploration Project: Today the new seven-seater spacecraft Mengzhou (Dream Chaser) successfully implemented the zero-altitude escape flight test [Album]"
15 posts
#8
Moon
: "Spacesuits of both US and Chinese Moon Landing Program."
9 posts
#9
Mars
: "NASA states that the lunar Gateway is a key part of the overall Artemis effort to return humans to the Moon. Gerald Black disagrees, arguing that the Gateway is a diversion of resources if NASA is really serious about getting humans back on the lunar surface and going on to Mars"
8 posts
#10
Astronaut
: "Astronaut Koichi Wakata showing his solo baseball skills on the ISS"
8 posts
Member Growth in r/spaceflight
Yearly
+9k members(3.2%)
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