Stellarium 0.21.0

Stellarium is a free and open source application that will let you explore the Universe right from the comfort of your home. This software displays a realistic 3D sky on your monitor, like you see with the naked eye, telescope or binoculars. It is ideal for use in planetarium projectors.

Stellarium integrates a rich stars catalog, containing more than 600 000 items. You can extend it with extra catalogs and explore over 210 million stars. The software features illustrations and asterisms of constellations for 19 distinct cultures.

Stellarium presents the Milky Way in a highly realistic manner, offering you a wide variety of images of nebulae (the entire Messier catalog). The planets and their satellites are accurately presented. The software will also show you a very close to reality atmosphere, sunrise and sunset.

Stellarium provides a powerful user interface, offering you a comprehensive set of features, such as time control, telescope control, strong zoom, fish-eye and spherical mirror projection, and more. The software is also multilingual and offers extensive keyboard control.

Stellarium also offers advanced visualization features, like supernovae and eclipse simulation, shooting stars, star twinkling, azimuthal and equatorial grids, skinnable landscapes, etc. The software can be customized and you can extend its' functionality by using plugins that will add ocular simulation, telescope configuration, artificial satellites, and many more.

Stellarium lets you add and use your own constellation images, scripts deep sky objects, and landscapes. You can also find and add new solar system objects from the Web.