More Software Like Orbit Xplorer 2.0

Nautical Almanac

Complete 2014 Nautical Almanac in pdf format complete with monthly star charts. Includes Parallax corrections for the planets which are not normally available.

Solar Kingdom

Twelve months in the making and Solar Kingdom has now been released.

Patent Bar Simulator

Patent Bar Simulator - USPTO Registration Examination Practice Simulation Software. Nine Complete Actual Exams with Explanations updated to reflect the changes to the law and the rules brought about by the American Inventor's Protection Act of 1999.