r/cosmology

29k subscribers
created in 2009
last scan 7/18/2019


**/r/cosmology** - a community for questions, discussions, and articles about cosmology.
https://reddit.com/r/cosmology/
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r/Astronomy
859k  subs
Everything to do with **Astronomy**: The amateur hobby of man since the dawn of time and scientific study of celestial objects. Community Rules: https://www.reddit.com/r/astronomy/wiki/rules
https://reddit.com/r/Astronomy/
r/Physics
811k  subs
The aim of /r/Physics is to build a subreddit frequented by physicists, scientists, and those with a passion for physics. Papers from physics journals (free or otherwise) are encouraged. Posts should be pertinent, meme-free, and generate a discussion about physics. Please report trolls and intentionally misleading comments.
https://reddit.com/r/Physics/
r/AskPhysics
29k  subs
A subreddit to draw simple physics questions away from /r/physics. No real rules; ask away. If your basic physics question isn't answered in a day, you can post it to /r/physics if you mention that you didn't get an answer on /r/AskPhysics (unless it's a homework-related physics question).
https://reddit.com/r/AskPhysics/
r/askastronomy
14k  subs
Direct your astronomy related questions here! (Please read our subreddit rules first!) Rules: https://www.reddit.com/r/askastronomy/about/rules Have a hobby-level telescope question? See /r/telescopes!
https://reddit.com/r/askastronomy/
Here you can ask any question you have about being a scientist, what's new in a field, what's going to happen in a field, or are curious about how we got to this point.
https://reddit.com/r/AskScienceDiscussion/
r/askscience
18m  subs
Ask a science question, get a science answer.
https://reddit.com/r/askscience/
Love pictures of interstellar objects taken by amateurs? /r/Astrophotography is the place for you!
https://reddit.com/r/astrophotography/
r/nasa
582k  subs
r/NASA is for anything related to the National Aeronautics and Space Administration; the latest news, events, current and future missions, and more.
https://reddit.com/r/nasa/
r/spaceporn
719k  subs
SpacePorn is a subreddit devoted to high-quality images of space. As long as the focus of the image is of the stars or related to space in some way then it is allowed. This includes artwork as well as photography.
https://reddit.com/r/spaceporn/
r/space
16m  subs
Share & discuss informative content on: * Astrophysics * Cosmology * Space Exploration * Planetary Science * Astrobiology
https://reddit.com/r/space/
r/scifi
1m  subs
Science Fiction, or Speculative Fiction if you prefer. Fantasy too. Asimov, Bradbury, Clarke, Dick, Heinlein and other SF books. SF movies and TV shows. Fantasy stuff like Tolkien and Game of Thrones. Laser guns, space ships, and time travel. etc. Star Trek, Battlestar, Star Wars, etc.
https://reddit.com/r/scifi/
r/singularity
53k  subs
Everything pertaining to the technological singularity and related topics, e.g. AI, human enhancement, etc.
https://reddit.com/r/singularity/
r/TrueReddit
438k  subs
A subreddit for really great, insightful articles and discussion. Please follow reddiquette, and READ THE ARTICLE before voting or discussing. Downvotes should only be used if something doesn’t contribute to intelligent discussion, not just because you disagree. Please use the report button if you see something that doesn’t belong.
https://reddit.com/r/TrueReddit/
r/spaceflight
31k  subs
A subreddit for articles, images, videos and discussion about spaceflight.
https://reddit.com/r/spaceflight/
r/askphilosophy
105k  subs
/r/askphilosophy aims to provide serious, well-researched answers to philosophical questions.
https://reddit.com/r/askphilosophy/
/r/EverythingScience is the sister subreddit to /r/science. With a broader rule set than /r/science, it is the place for high quality scientific content that doesn't necessarily reference a peer-reviewed paper from the last 6 months.
https://reddit.com/r/EverythingScience/
r/spacex
364k  subs
Welcome to r/SpaceX, the premier SpaceX discussion community and the largest fan-run board on the American aerospace company SpaceX. This board is not an official outlet for SpaceX information.
https://reddit.com/r/spacex/
A place to discuss and debate religion.
https://reddit.com/r/DebateReligion/
A very active subreddit to debate and pose arguments to atheists, people who lack a belief in any of the gods that other people have proposed exist. Post your best arguments for the supernatural, discuss why your faith is true, and tell us how your reasoning led you to a belief in the supernatural. r/DebateAnAtheist is dedicated to discovering what is true and real and useful and using debate to ascertain beliefs we can be confident about. Remember to upvote comments with solid effort.
https://reddit.com/r/DebateAnAtheist/
r/TrueAtheism
64k  subs
A subreddit dedicated to insightful posts and thoughtful, balanced discussion about atheism specifically and related topics concerning irreligion and religion generally.
https://reddit.com/r/TrueAtheism/
A place for physics students to talk about whatever!
https://reddit.com/r/PhysicsStudents/
r/engineering
240k  subs
The hub for all content related to the engineering discipline.
https://reddit.com/r/engineering/