
GitLab
BitBucket
VS Code
Git
CodePen
Node.js
Stack Overflow
Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.

Space Engine
Stellarium
Universe Sandbox
Heavens Above
Satscape
See A Satellite Tonight
ISS Detector
Real-time 3D visualization of space

Which is more popular?
Based on our record, GitHub seems to be a lot more popular than Celestia. While we know about 2532 links to GitHub, we've tracked only 30 mentions of Celestia.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | github.com | celestiaproject.space |
| Pricing | ||
| Company | Startup from the United States · 500 - 999 employees · 2008 | 2001 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of GitHub yet.
The expandable free and open-source real-time space simulator that lets you explore our universe in three dimensions.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
How to do coding peer reviews with Github
More videos
Celestia Review - with Tom Vasel
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using GitHub and Celestia. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


GitHub is an essential platform for modern software development. It makes it easy to host, manage, and collaborate on code while providing powerful tools for version control, project management, and team...
GitHub Discussions is a communication forum for the community around an open source or internal project. Discussions enable fluid, open conversation in a public forum. Discussions are transparent and accessible, but...
However, like any (human) product, the platform has its limits, downsides, and critics. GitHub has been barred by certain governments, and even if that isn’t exactly the company’s fault, the users are the ones limited...
We have no reviews of Celestia yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


[user] name = Cobus Bernard email = cobus@work.example # default identity: work signingkey = ssh-ed25519 AAAA...work # the work *public* key, in full [gpg] format = ssh [gpg "ssh"] program =... - Source: dev.to / about 2 hours ago
Constraining arguments. Bash(curl http://github.com/ *) misses curl -L, https://, and variables. Deny the network tools and use WebFetch(domain:...) rules instead. - Source: dev.to / 2 days ago
Git clone https://github.com//switch.git && cd switch Just init-env # writes .env with freshly generated secrets, prints the admin login Uv sync --project core # Python packages for switch-core (the project lives in... - Source: dev.to / 2 days ago
Celestia did all of this and more. 10+ years ago. https://celestiaproject.space/. - Source: Hacker News / about 1 month ago
Incredible work! My son really had a blast scrolling around and exploring last night. Did you take any inspiration from Celestia (https://celestiaproject.space)? It's been over 15 years since I last really used it (and starts with... - Source: Hacker News / almost 2 years ago
An honorable mention: https://celestiaproject.space This but in 3D and adjustable for any date. - Source: Hacker News / over 2 years ago
When comparing GitHub and Celestia, you can also consider the following products.

Create, review and deploy code together with GitLab open source git repo management software | GitLab
Compare GitLab to GitHub or Celestia:

Space Engine is a realistic virtual Universe you can explore on your computer.
Compare Space Engine to GitHub or Celestia:

Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.
Compare BitBucket to GitHub or Celestia:

Stellarium is a free open source planetarium for your computer.
Compare Stellarium to GitHub or Celestia:

Build and debug modern web and cloud applications, by Microsoft
Compare VS Code to GitHub or Celestia:

Universe Sandbox ² is a physics-based space simulator where you can simulate Events and even break physics and friction with certain features.
Compare Universe Sandbox to GitHub or Celestia: