A full scale mission planning and analysis tool for the Earth to Mars trajectory. The best flight path is calculated according to parameters you select; with options just like the typical NASA mission plan + a full range of graphs and data outputs.

Full featured planetarium software. Plot the positions of the Sun, Moon, and planets, comets and asteroids (download the latest data sets from the Internet), 2.5 million stars, and more than 13,000 deep-sky objects. Maps can be displayed in color (including a %26quot;true sky%26quot; view), black and white, and night-vision-preserving

NavTools Lite is intended as a backup to existing GPS Navigation systems on yachts and merchant shipping. The software will allow you to plan and execute an ocean crossing using only a sextant to observe stars, planets, moon and sun. Using its own internal almanac tables NavTools Lite will calculate your true position, course and speed and