Please select the appropriate Celestia package for your computer from the list below.

Mobile Celestia versions are available at


The Windows package of Celestia is a self-extracting archive. Download it to your computer and then run it.


The macOS packages are zipped bundles, choose your version, then download it and unpack.


See the installation instructions for your distro at the below pages.

Source Code

Celestia is an open-source project. As such, its source code is provided and is freely modifiable and redistributable as per the GNU Public License. Installation instructions are provided in the INSTALL file.