Take a virtual reality tour of the planet Mars and get 3D views of surroundings or soil samples. 4GB on DVD... Covers the years 2004-2007 of the MER-Mars Exploration Rover Spirit Mission... 6 quickly switchable resolutions of viewing. See many ... (for Windows)

MB Free Taurus Astrology is an informative zodiac sun sign (Taurus) software based on Western Astrology. This program gives a lot of interesting and unknown knowledge about the person depending on his sun sign at time of birth. It describes the ... (for Windows)

CyberSky is an accurate, yet easy-to-use planetarium program that provides an excellent way to learn about astronomy and explore the sky visible in the distant past, the present, and the far-off future. CyberSky can display and print attractive, ... (for Windows)

In cosmology, dark energy is a hypothetical form of energy which permeates all of space and has strong negative pressure. According to the theory of relativity, the effect of such a negative pressure is qualitatively similar to a force acting in ... (for Windows)

The Chinese Lunar Calendar is a solilunar calendar, consisting of months corresponding exactly to lunar cycles and years which stay more-or-less in sync with seasonal years. The structure of the calendar depends on the exact times of certain ... (for Windows)

Colliding Galaxies is a program to simulate interacting galaxies. It is possible to create simulations up to one million particles (stars). Colliding Galaxies comes with an external program (Shape Creator) with which you can create every galaxy you ... (for Windows)

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. Many hundreds of locations can be stored to include the height ... (for Windows)

This software allows you to: (i) Display the current phase of the Moon. (ii) Calculate the phase of the Moon for any time in the past or future within a 9000-year period. (iii) Convert between dates in various calendars (three solar calendars, the ... (for Windows)

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 from the Hipparcos catalogue, all in real-time 3D. ... (for Windows)

Complete astronomy suite comprising a full-featured planetarium, observing log and list builder, Coeli Time Line, Live Orbits (orrery), location browser, Sky Quiz, and sophisticated searches embracing planets, comets, asteroids, DSOs, and up to ... (for Windows)

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 ... (for Windows)