spheric mirror projection for your own low-cost dome.fisheye projection for planetarium domes.very realistic atmosphere, sunrise and sunset.images of nebulae (full Messier catalogue).constellations for 40+ different cultures.asterisms and illustrations of the constellations.extra catalogue with more than 1 million deep-sky objects.default catalogue of over 80,000 deep-sky objects.extra catalogues with more than 177 million stars.default catalogue of over 600,000 stars.
