
It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope. It is also possible to visit other planets in the solar system - see what the sky looked like to the Apollo astronauts, or what the rings of Saturn looks like from Titan. Stellarium is a free open source planetarium for your computer. Stellarium Web is a planetarium running in your web browser. Stellarium has multiple sky cultures - see the constellations from the traditions of Polynesian, Inuit, Navajo, Korean, Lakota, Egyptian and Chinese astronomers, as well as the traditional Western constellations. Sky map online web app provides free, printable & interactive sky charts for any location. It shows a realistic star map, just like what you see with the naked eye, binoculars or a. Stellarium comes with a star catalogue of about 600 thousand stars and it is possible to download extra catalogues with up to 210 million stars. Stellarium Web is a planetarium running in your web browser.

It displays stars, constellations, planets and nebulae, and has many other features including multiple panoramic landscapes, fog, light pollution simulation and a built-in scripting engine.

Stellarium renders 3D photo-realistic skies in real time with OpenGL.
