File Extension Database

Open CELX File

CELX files are primarily known as Celestia script files used by Celestia, a 3D astronomy program that allows you to explore the universe in three dimensions. They are text scripts written in the CELX scripting language and are used to create custom add-ons or extensions for the Celestia software. This type of file stores information about the universe that the program uses to display stars, galaxies, and other celestial objects.

Celestia Programs and CELX Files

CELX scripts can be used to program journeys through the universe with Celestia. These scripts are written in a Lua-based script language developed specifically for Celestia. Users can use these scripts to create virtual tours of the universe that can be shared with others. To open these CELX files you need the Celestia software.

Writing CELX Scripts

Writing CELX scripts can be a daunting task for those unfamiliar with Lua-based script language. However, there are various guides and tutorials available online that could help users understand and properly use the CELX scripting language. Any text editor can be used to write and save scripts in the .celx file format. Sublime Text, Atom, and Notepad++ are examples of text editors that you can use.

Running CELX Scripts

Running CELX scripts is as simple as selecting "Script" from the Celestia File menu and then choosing the desired CELX file. The script is then performed by Celestia, taking the user on a programmed tour of the universe as outlined in the script.

Sharing CELX Scripts

CELX scripts can be shared with other Celestia users who can then open the scripts using their installation of the software. This is a great way to share personalized tours of the universe with friends, family, or colleagues interested in astronomy. The CELX files just need to be sent to the other party, who then opens them using their Celestia program.

CELX File Important Information

It's essential to mention that CELX files are text-based and therefore at risk of corruption. Users must be mindful when transmitting these files over the internet as any alteration can cause the script to malfunction. In addition, while Celestia is a free program, some detailed star and planet textures are not included in the base download and must be downloaded separately from Celestia's add-on page.

Furthermore, sharing of CELX files can be a form of intellectual property infringement if the recipient does not have the rights to the 3D models, textures, and other digital assets used in the scripts.

How Can I Open CELX File on Windows

We researched and learned that the best way to open CELX file is to find a CELX file in question in Windows OS File Explorer and double click on it to launch the corresponding application.
If a CELX file is not opened in an application and you instead get a "Windows can't open a file" error message you should try looking for an application which can open the file in question.
If you know the application which can open CELX file then run it and see if there is a File->Open main menu option in the application.
If you don't know the application which function as CELX file opener then try to search online for "CELX viewer", "application to open CELX file" or "open CELX file" queries in the search engine you like.
Install the application you found and check if it can open CELX file

How Can I Open CELX File on Mac OS

We recommend to find a CELX file in question in Mac OS Finder and double click on it to launch the corresponding application.
If a CELX file is not opened in a Mac OS application and you instead get a "There is no application set to open the file" error message you can click on "Search App Store" in the error dialog and Mac OS will show you applications compatible with CELX file.
If you know the Mac OS application which can work as CELX file opener you can choose the "Choose Application..." option in the error box to associate the file extension and open CELX file in it.
If you don't know the application which can open CELX file then try to search for "CELX viewer", "application to open CELX file" or "read CELX file" queries in the online search engine you like.
Install the application you found and check if it can read CELX file

How Can I Open CELX File on Android

If you downloaded a CELX file on Android device you can open it by following steps below:

In the Android apps list on your Android device find "My Files" or "File manager" app and tap to start it.
Tap on "Downloads" folder inside the app.
You should see your downloaded CELX file in that folder.
Tap on the file. If Android device supports opening the file you downloaded it will open in the corresponding app.
If file does not open you can look for the corresponding app that can open the file by searching Android App Store for the "CELX".
If you cannot open the file with the apps from Android App Store it is possible that the file could only be opened on desktop platforms such as Windows or Mac OS. Try searching for "CELX viewer", "CELX file reader" online and see if any desktop applications can open it.
It is also possible that the file you downloaded is outdated and is no longer supported.

How to Open CELX File on iPhone or iPad

To open CELX File on iOS device follow steps below:

We advies to open Files app on your iPhone or iPad device. You can find it by swiping down on the home screen and typing "Files" in the search bar.
Tap on the Downloads folder on the Files app home screen.
You will see all files that you recently downloaded. Tap on the CELX file to view it.
If you have the right app that can open it it will automatically launch and open your file.
If you don't have the app which can open it you need to serch Apple app store for "CELX". This way you can find apps which can open CELX files.
If this doesn't help it is possible that your file could be opened only by the desktop application. To find an app which can open it on desktop look for "CELX viewer" or "CELX file" online in your favorite search engine.

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