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Cosmos: A Spacetime Odyssey

14,361 subscribers a community for 6 years, 7 months

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Welcome to /r/COSMOS! Be sure to check out our extensive episode guides for both COSMOS: ASTO and COSMOS: APV!

Cosmos (ASTO) Episode Guide

Cosmos (APV) Episode Guide

| || :--|:-- | Cosmos: APV: (hover for details)| This is the original Cosmos hosted by Carl Sagan. The official name of this Cosmos is Cosmos: A Personal Voyage. Cosmos: ASTO: (hover for details)| Also known as Cosmos: A Spacetime Odyssey, hosted by Neil deGrasse Tyson. This is the sequel to Carl Sagan's original Cosmos.


A place to discus the documentary series Cosmos: A Personal Voyage, and its sequel Cosmos: A Spacetime Odyssey. Be sure to subscribe in order to tune into this excellent science series!

Rules (hover for info)

| || :--|:-- | Don't be rude or disrespectful to other users. | This could be in the form of hateful mail, hateful comments, and/or flame wars. Anything of this nature will be removed on sight. Please check that your submission hasn't been posted already. | The search box is a great tool... Use it. Repeat submissions will be removed (unless they add new content). No spamming. | If your post hasn't appeared yet, you should message us asking for approval. Don't spam your topic/comment due to a lack of response. Submissions must be Cosmos-related content. | If a submission is simply about Carl Sagan or Neil Tyson but not about Cosmos, more appropriate subs would be /r/CarlSagan and /r/NeilDTyson. Exceptions include AMAs from people in fields that would be of interest to Cosmos viewers. If you need help finding a suitable subreddit, click here. Your submission title should be descriptive. | Vague titles (titles where the viewers are trying to figure out what's trying to be said) will result in the post being removed. No memes. | This is extremely simple. "No memes". No linking to piracy. | Piracy is anything that is a non-purchased/non official copy of Cosmos. Don't link and/or ask for pirated links to episodes. Streaming links for the original series on major video hosting sites are a grey area No Crowdfunding links. | Anything related to Crowdfunding (Kickstarter, IndieGogo, etc.) will be removed on sight. Unless there is a really good reason behind a kickstarter, they will be removed accordingly.

Subreddit Wiki

Want to share your knowledge with other people? Create/Edit a page on the /r/Cosmos Wiki!

A Spacetime Odyssey discussions


/r/Cosmos AmAs

Check out these subreddits!

  • /r/AskScience
  • /r/Astronomy
  • /r/CuriosityRover
  • /r/Documentaries
  • /r/Education
  • /r/EpisodeHub
  • /r/ExoLife
  • /r/ExoPlanets
  • /r/Kepler
  • /r/Mars
  • /r/NASA
  • /r/Science
  • /r/ScienceDocumentaries
  • /r/Space
  • /r/Spaceflight
  • /r/SpacePorn
  • /r/StarTalk
  • /r/Television

Note on piracy

Please don't link to illegal streaming or download sites on this subreddit, or your post may get removed. Similar to how /r/BreakingBad handled things, you won't get in trouble for sharing streaming links in the IRC chat, but please don't post any in the subreddit itself.

Subreddit style based off of /u/ggitaliano's awesome /r/Engineering style.

Edits done by both /u/AvadaKedavra03 and /u/Walter_Bishop_PhD

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