Stellarium – a software with features of virtual planetarium to display the starry sky in 3D. Stellarium reproduces images in high quality and displays the planets of the solar system, constellations, artificial satellites of the Earth, many stars and other objects of outer space. Stellarium supports the visualization of the dawn of the sun, reflection of nebulae and view of the star through the mesh of equatorial or azimuthal coordinate system. The software contains tools to configure the landscape and the transparency of atmosphere. Stellarium also supports many plugins and scripts to display additional star systems.