The programming history that led to my current iPhone, iPad and Mac apps. Apollo Eagle : A simulation of the final twelve minutes of the landing of "Eagle", the Lunar Module from Apollo 11. (iPhone) Jupiter Atlas: Explore Jupiter's Galilean moons, Io, Europa, Ganymede and Callisto. Also shown as seen from Earth. (iPhone, iPad) Mars Atlas: Explore Mars. Also shown as seen from Earth. (iPhone, iPad, Mac) Mercury Atlas: Explore Mercury. Also shown as seen from Earth. (iPhone, iPad) Moon Atlas: A great tool for those who observe the Moon. Correct phase and libration are shown. (iPhone, iPad, Mac) Planisphere: A simple start charting app showing all naked eye stars, the Sun, Moon and planets. (iPhone, iPad) Saturn Atlas: Explore seven of Saturn's moons. Also shown as seen from Earth. (iPhone, iPad) Venus Atlas: Explore Venus. Also shown as seen from Earth. (iPhone, iPad) Zone Warrior: Originally a Mac game from the 90's. Defend your space station from alien attack! (iPhone)