Cartes du Ciel (Skychart) is a straightforward program which helps you to prepare various sky maps for particular observations, locate celestial objects, save images, generate charts, enable night vision mode, and more. This utility allows you to set up the observatory from the database by assigning a location like coordinates, vicinity, location code, time zone, and country name. The user can set up atmospheric refraction, display the horizon line and fill the local horizon with color, and track an object before it rises. There is a comfortable interface to zoom in and out the sky and navigate by using the mouse cursor. It is possible to change date and time settings, observatory details, and enable animations and run simulations. Moreover, you can view a calendar on the given location, do an advanced search, save an image to file, and find variable stars. The tool helps you to generate charts, switch to full screen and enable night vision mode, among others. Cartes du Ciel (Skychart) is a comprehensive software application that comes with a bunch of interesting options to all astronomy fans and a fair response time.