11+ Stellarium 32-Bit PNG. It is available for linux/unix, windows and macosx. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc.

Stellarium: Installation Instructions (Windows) - GROK ... from grok.lsu.edu

Added instructions for building stellarium from source code. Sometimes publishers take a little while to make this information available, so please check back in a few days to see if it has been updated. Added new groups of satellites:

All new groups of satellites based on their orbital properties.

Added new groups of satellites: Stellarium provides you with accurate data about the night sky, which can be used by professional and amateur astronomers alike. Added new groups of satellites: 1,014 last downloaded 7 weeks ago.