r/space • u/AutoModerator • 1d ago
Discussion All Space Questions thread for week of March 26, 2023
Please sort comments by 'new' to find questions that would otherwise be buried.
In this thread you can ask any space related question that you may have.
Two examples of potential questions could be; "How do rockets work?", or "How do the phases of the Moon work?"
If you see a space related question posted in another subreddit or in this subreddit, then please politely link them to this thread.
r/space • u/EricFromOuterSpace • 10h ago
SETI's new machine learning algorithm works like Google's "reverse image search" on a galactic scale, and has already uncovered eight currently unexplained signals. Researchers train the algorithm on simulated alien signals, then look back through old data to see if we missed anything in the noise.supercluster.com
r/space • u/thisisinsider • 11h ago
A second giant 'hole' has appeared on the sun, and it could send 1.8 million mph solar winds towards Earthbusinessinsider.com
Ingenuity helicopter completes 48th flight on Mars. The proof-of-concept mission was initially slated to carry out just 5 flights over the course of 30 days.astronomy.com
r/space • u/DomCraggoo • 1d ago
image/gif I captured the Northern Lights over the cabin I stayed at in Iceland!
r/space • u/Life-Pick-1540 • 1h ago
image/gif Witness the Beauty of the Universe
r/space • u/Realistic-Cap6526 • 9h ago
How John Glenn's $40 Camera Forced NASA to Rethink Space Missionspetapixel.com
r/space • u/Ok_Copy5217 • 2h ago
In 1868 Pierre Janssen watched the moon pass in front of the Sun. Using a special prism, he became obsessed with a line of yellow light that everyone assumed was sodium so he kept studying that mysterious line. Joseph Lockyer worked on the same problem and both are credited for heliumwired.com
r/space • u/locus_towers • 9h ago
James Webb Space Telescope finds no atmosphere on Earth-like TRAPPIST-1 exoplanetspace.com
r/space • u/Vasek_CZ_ • 1d ago
image/gif Realistic size and distance between The Andromeda Galaxy and Milky Way
This image show real size between The Andromeda Galaxy and Milky Way with real distance
r/space • u/hemlockfuture • 5h ago
Webb Telescope confirms nearby rocky planet has no atmospherearstechnica.com
r/space • u/darthvadercock • 4h ago
Discussion Are galaxies just giant accretion disks around super massive black holes?
I documented the last year of my astrophotography outings. The night sky from New Zealand plus a single night in Canada.
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r/space • u/peeweekid • 1d ago
image/gif This is what 7 minutes of exposure time looks like on a dark, moonless night at Zabriskie Point, Death Valley (USA)!
r/space • u/mamut2000 • 1d ago
The artwork made by 8 years old Ukrainian girl is placed on the rocket Europe is sending to Jupiter. #esajuicegallery
r/space • u/Afrin_Drip • 7h ago
Researchers find new water reservoir on moonphys.org
r/space • u/Corbulo2526 • 6h ago
Space Force should prepare for the threat we have — not the one we prefer | TheHillthehill.com
r/space • u/Particular_Limit_ • 35m ago
Took a video of this month's "Worm Moon" with my 12" telescope.youtube.com
r/space • u/Dizzy_Ad3353 • 2h ago
Discussion Hello everyone . I am very interested in space megastructure. such as mckendree cylinder or bishop rings. But suppose we built it. How can a spacecraft dock with it ? Knowing that these huge structures rotate at huge speeds to generate a gravitaty similar to Earth's
r/space • u/lampiaio • 1d ago
image/gif Everyone talks about how huge Andromeda will look in the sky billions of years from now. I present you what the Milky Way *currently* looks like in the skies of our neighbor, the Large Magellanic Cloud. We appear absolutely huge in their skies! [Simulated view]
r/space • u/Aeromarine_eng • 1d ago
image/gif Photo of the comet Hale-Bopp above a tree on 29 March 1997. Wikipedia Picture of the day on May 27, 2008. Source Wikipedia.
r/space • u/Easy_Money_ • 10h ago
[NASAWebb] TRAPPIST-1 b: We give it a one (M-dwarf) star review; it lacks atmosphere. Webb found the dayside temperature of this rocky exoplanet to be about 450º F (227º C) — suggesting it has no significant atmospheretwitter.com
Would building a Dyson sphere be worth it? We ran the numbers.arstechnica.com
r/space • u/trevor25 • 15h ago
Black holes may be swallowing invisible matter that slows the movement of starsspace.com
r/space • u/sleepyrabb1t • 1d ago