Stellarium

                             Stellarium (click to download)

• default catalogue of over 600,000 stars
• extra catalogues with more than 210 million stars
• asterisms and illustrations of the constellations
• constellations for twelve different cultures
• images of nebulae (full Messier catalogue)
• realistic Milky Way
• very realistic atmosphere, sunrise and sunset
• the planets and their satellites

interface

• a powerful zoom
• time control
• multilingual interface
• fisheye projection for planetarium domes
• spheric mirror projection for your own low-cost dome
• all new graphical interface and extensive keyboard control
• telescope control

visualisation

• equatorial and azimuthal grids
• star twinkling
• shooting stars
• eclipse simulation
• supernovae simulation
• skinnable landscapes, now with spheric panorama projection

customizability

• plugin system adding artifical satellites, ocular simulation, telescope configuration and more
• ability to add new solar system objects from online resources...
• add your own deep sky objects, landscapes, constellation images, scripts...