KStars is free, open source, cross-platform astronomy software. It provides an accurate graphical simulation of the night sky, from any location on Earth, at any date and time.
Features: + The display includes up to 100 million stars with addon catalogs. + 13,000 deep-sky objects,all 8 planets, the Sun and Moon. + Thousands of comets, asteroids, supernovae, and satellites. + Sky map moves where you are pointing so you can identify stars, planets, and constellations easily. + Adjustable simulation speeds in order to view phenomena that happen over long timescales. + Select from different projection systems and color schemes. + Several Field-Of-View (FOV) indicators from Telrad to Hubble Space Telescope! + Search for any object in existing catalog, and if not found KStars search for it online. + INDI Support: Complete INDI support! KStars Lite can connect to your astronomical equipment and can control telescopes, CCDs, DSLRs, focusers, filter wheels, domes, and your whole observatory!