planetary positions freeware downloads
WinStars
3.0.301 freeware download... use of the Jet Propulsion Laboratory's DE 404 planetary theories allows us to have a precise representation ... about each object; a calculation of the positions of the principal satellites of Mars, Jupiter, Saturn, ...
Orbiter
2016 freeware download... MFDs and payload bay operations. Multiple camera positions for virtual cockpits, used by Atlantis and Deltaglider ... new release provides support for elevation modelling of planetary surfaces, higher texture resolution for surfaces and cloud ...