space.satellites freeware downloads

WinStars

3.0.238 freeware download

Who has not been dazzled and intrigued when lifting his gaze to the celestial vault on a clear, dark night? WinStars is the spectacle of those ...

New Version
5 freeware award

Orbit Simulator

11.6 freeware download

This is a physics-based satellite orbit simulator with 3-dimensional graphics for observing the orbit tracks in relation to Earth and the Moon. Designed mainly as an ...

SkyORB 3D for Mac OS X

2019.12.2 freeware download

SkyORB is a fast and lightweight astronomy app including a 3D star map, 3D planetarium, ephemeris with notifications, search engine, sun clock, point to sky, weather, ...