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r/space

26,694,729 subscribers
Share & discuss informative content on:

* Astrophysics
* Cosmology
* Space Exploration
* Planetary Science
* Astrobiology

Notice: This subreddit is not actively monitored, so the posts here are only a small subset of what exists on reddit.

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use the 'All Space Questions' thread please image/gif Discussion use the 'All Space Questions' thread please no duplicate submissions use the 'All Space Questions' thread please no duplicate submissions no low-quality/low-effort content moons are always visible with binoculars images only on Sundays UTC no unscientific content /r/all Launch Photographer Harmless not directly related to space/astronomy/cosmology Verified AMA no rehosted content Images on Sundays only no vague titles AMA Crosspost First signal expected between 17:30 and 18:30 GMT images only on Sundays UTC PDF ISON AMA Crosspost use the 'All Space Questions' thread please NASA Astronaut See comments. Monday 26th robotic landing composited
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to r/space by arkam_uzumaki
1 week ago
NASA Welcomes Estonia as Newest Artemis Accords Signatory
in Estonia
to r/space by Various-Cut-1070
3 weeks ago
I’m becoming obsessed with space. What are the best places to learn and continue to go down this rabbit hole?
Discussion
to r/space by ajamesmccarthy
2 months ago
Preview thumbnail for I combined over 100,000 images of the sun captured through a specially modified telescope with photos of the recent solar eclipse to generate a truly unique 375 megapixel artwork of the sun. This is just a crop from that full image, which is linked in the comments. [OC] image
I combined over 100,000 images of the sun captured through a specially modified telescope with photos of the recent solar eclipse to generate a truly unique 375 megapixel artwork of the sun. This is just a crop from that full image, which is linked in the comments. [OC]
image/gif
in Orange County, CA
to r/space by todahawk
4 months ago
Preview thumbnail for Scientists may have found an answer to the mystery of dark matter. It involves an unexpected byproduct image
Scientists may have found an answer to the mystery of dark matter. It involves an unexpected byproduct
to r/space by astro_pettit
5 months ago
Preview thumbnail for I accidentally photographed a rare sprite from space. More details in comments. image
I accidentally photographed a rare sprite from space. More details in comments.
to r/space by onlyouwillgethis
5 months ago
I hope 2024 continues to be a year full of unique space events!
Discussion
to r/space by Not_my_fault2626
5 months ago
Preview thumbnail for Northern lights, northern Minnesota image
Northern lights, northern Minnesota
image/gif
in Northern, MN
to r/space by NocNast
3 months ago
Preview thumbnail for Southern West Michigan around 11:30pm image
Southern West Michigan around 11:30pm
image/gif
in Michigan
to r/space by speedball_special
5 months ago
Preview thumbnail for As seen from MN image
As seen from MN
to r/space by tay95
3 months ago
Preview thumbnail for Microseconds after totality from Southern Illinois! image
Microseconds after totality from Southern Illinois!
image/gif
in Illinois
to r/space by SANSbura_xD
6 months ago
Preview thumbnail for Solar eclipse as seen from space image
Solar eclipse as seen from space
image/gif
to r/space by ubcstaffer123
3 weeks ago
Preview thumbnail for Ed Dwight, first US Black astronaut candidate, will finally get to space with Blue Origin at 90 years old image
Ed Dwight, first US Black astronaut candidate, will finally get to space with Blue Origin at 90 years old
to r/space by Ok_Staff7663
4 months ago
How do objects have such elliptical orbits?
Discussion
to r/space by Aaronmoura12
2 months ago
Green shooting star
Discussion
to r/space by The_Real_Bender
6 months ago
NASA AMA hosted by ELI5 today 3-4PM EST
AMA Crosspost
to r/space by twilightmoons
7 months ago
Preview thumbnail for Staying Safe During the Total Solar Eclipse on April 8th image
Staying Safe During the Total Solar Eclipse on April 8th
to r/space by Beginning_Emotion995
4 months ago
Preview thumbnail for Ed Dwight was to be the first Black astronaut. At 90, he's finally getting his due image
Ed Dwight was to be the first Black astronaut. At 90, he's finally getting his due
to r/space by TheMessengerNews
3 months ago
Preview thumbnail for SpaceX Launches Historic Ax-3 Astronauts to Orbit image
SpaceX Launches Historic Ax-3 Astronauts to Orbit
to r/space by Fly4Vino
3 months ago
Space X Falcon "User Guide"
Discussion
to r/space by bsteeve_astro
9 months ago
Preview thumbnail for All my favourite shoot I took in 2023 mostly from my backyard in Melbourne. Happy New year! image
All my favourite shoot I took in 2023 mostly from my backyard in Melbourne. Happy New year!
to r/space by TradingAllIn
2 months ago
Preview thumbnail for After 50 years, US to return to moon on January 25 image
After 50 years, US to return to moon on January 25
robotic landing
to r/space by Which_Law_8429
9 months ago
Preview thumbnail for My shot of today’s rock blocking the floating fireball of life. image
My shot of today’s rock blocking the floating fireball of life.
image/gif
to r/space by twilightmoons
7 months ago
Fort Worth Astronomical Society - Live Annular Eclipse Saturday 10am CDT
Discussion
to r/space by twilightmoons
7 months ago
Staying Safe During the Annular Solar Eclipse this Saturday
Discussion
to r/space by gdk3114
11 months ago
Do you think intelligent life exists elsewhere in the Milky Way? As well as a very likely place outside of our galaxy?
Discussion