education in Astronomy downloads
StarStrider
2.8.7 downloadStarStrider is a fully three-dimensional planetarium and 'software star ship'. You can visit not only the planets and moons of our solar system, but also hundreds of thousands of other stars. ...
CyberSky
5.1.1 download... it makes the program very well-suited for astronomy education. Many of the most basic and interesting astronomical phenomena can only be seen over weeks, months, or even years, or by ...