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New and updated

See Program Chinese Calendrics 8.91 update
Chinese Calendar converter and a tool for the study of the Chinese Calendar
See Program Lunar Calendars and Eclipse Finder 8.11 update
Software to find dates and times of lunar and solar eclipses and lunar phases
See Program CyberSky 4.0.4 update
CyberSky is an accurate, yet easy-to-use planetarium program.
See Program StarStrider 2.8.1 new
Visit stars & planets, see galaxies & nebulas, try this 3D software planetarium!
See Program Colliding Galaxies 1.21 new
Colliding Galaxies - software to simulate interacting galaxies

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