File x-celestia-script.xml of Package celestia
<?xml version="1.0"?> <mime-info xmlns='http://www.freedesktop.org/standards/shared-mime-info'> <mime-type type="application/x-celestia-script"> <sub-class-of type="text/plain"/> <generic-icon name="celestia"/> <comment>Celestia script file</comment> <glob pattern="*.cel"/> <glob pattern="*.celx"/> </mime-type> </mime-info>