Jupiter's Moons 1.0 - is a Newton program that allows you to view the configuration of the four largest moons of Jupiter. Jupiters Moons provides you a view as if you were looking through binoculars or a telescope at the planet Jupiter.  You are able to input a date and time and JupiterUs Moons will show you how the moons would look at that time. Jupiters Moons is email-ware. If you download this program and find it 

useful or interesting, send me some email and tell me. JupiterUs Moons is for Newton OS 2.0 or higher.