A program to convert between dates in various Chinese calendars and dates in the Gregorian and Julian calendars, and to find lunar new year's day and leap months for any year in the Chinese Calendar. Can list anniversaries of Chinese lunar dates such as birthdays. Supports 60-year, 60-month and 60-day cycles, includes Chinese names, and allows searching for dates and times of full moons, dark moons, solar terms, equinoxes, solstices and more.

A program to search for eclipses (lunar, solar, total, annular and umbral), to calculate the phase of the Moon at any given date and time and to convert between dates in the Gregorian and Julian calendars and dates in four lunar calendars (Goddess Lunar, Meyer-Palmen Solilunar, Hermetic Lunar Week and Liberalia Triday).

Take a Virtual Reality Tour of the Planet Mars-3D. 4GB on DVD... Better than a movie, screensaver or books on Mars, Venus, Jupiter, Saturn... Covers the years 2004-2007 of the MER Spirit Mission. Similar to 3D games. See many Martian panoramas from any angle, craters, mountains, rocks, 3D images, maps... VRPresents hobby software for people interested in astronomy, cosmos, solar system, space flights, galaxies, stars, nebulae, Milky Way Galaxy...

Moon Phase Calculator is simple and easy to use tool that allows you to calculate the phase of the Moon for any time in the past or future and to search for the next or previous full moon, new moon or first or last quarter.The day, month, and year can be changed using the keyboard or mouse buttons on the calculator. Moon Phase Calculator is free, it has small size and user frendly interface. Download it now!

Watch Nasa TV including live space shuttle launches and space walks plus all the Sky at Night programs from December 2001 up to the current episode over the internet plus view live solar images and get ISS (international space station) and satellite pass predictions for your location.

IC Capture.AS is authored by The Imaging Source and has been specifically designed for use with telescope cameras. The software ships with all the telescope cameras sold on the AstronomyCameras.com web site.

Dark Solar System is a new 3d screensaver for Windows. This screensaver shows all planets of our solar system, uncluding Saturn's rings. It makes you able to know about dark matter and dark energy in our planet system. At the beginning of March, 2006 the satellite of China National Space Administration, DARKSTAR started operations, observing in neutrino the solar corona. We have placed this new information into our screensaver.

The World Almanac displays solar and lunar data for every 30 minutes throughout the day in addition to the times of rise, set and twilight, the lunar phase and a picture of the horizon. Includes database of towns for Australasia(Aus/NZ), Canada. UK and USA covering more than 1600 locations. Although this software was specifically designed for somebody with a camera, it will also appeal to astronomers, fishermen, gardeners and many others.

StarStrider is a software planetarium that utilizes the latest in 3D-technology in order to show you not only the planets and satellites of our solar system, but also the more than 100 000 stars , all in real-time 3D. You'll also find galaxies, nebulae, supernova remnants, and the band of the Milky Way. StarStrider combines photo realism and scientific accuracy with plain fun and beautiful vistas! Optional add-on with 2 million stars!

Complete astronomy software suite exploring realistic skies in real time, with observing log, Sky Quiz, Live Orbits (orrery), telescope support, spoken pronunciation guide, a half-million word Encyclopedia Astronomica, and concentrated searches embracing planets, comets, asteroids, DSOs, and up to 300,000 stars.

This utility can convert a gregorian date into julian day format/Modified Julian Day format and vice versa. The Julian Day Format counts the day since the 24th november -4713bc. The julian day format is often used in the astronomical section to calculate for example rises.