Calculates the times of rise, set, and transit of the sun, moon, and planets.
A good tool for electional astrology to find auspicious time for good tasks.
Windows application to capture images from telescopes.
CyberSky is an accurate, yet easy-to-use planetarium program.
Software to find dates and times of lunar and solar eclipses and lunar phases
Visit stars & planets, see galaxies & nebulas, try this 3D software planetarium!
This utility can convert a gregorian date into julian day format and vice versa
Complete 2011 Nautical Almanac in pdf format
Star Altlas, Almanac, Eclipses, Twilights + Voy Planner for 9999BC to 9999AD
View the moon phase on your mobile phone