Features different views of the night sky, constellations, stars, planets, and other celestial wonders.

Explains the cosmological and astronomical influences in creating the Indian calendar.

Complete guide to times in every time zone in the world.

The calendar has many options with a standard monthly interface, including sunrise, sunset, and Moon phases.

PlexGlobe is a productivity toolkit for global users and businesses that includes: - World clock and calendar such as Chinese and so on.

An explanation of lunar, solar, lunisolar, rule-based and other types of calendars.

An explanation of the Julian day number system used by astronomers and calendricists.

Explanations of the Julian Calendar, the Gregorian Reform, the adoption of the Gregorian Calendar, the length of the tropical year and related matters.

Information on the origin of the week, and etymology of month and weekday names.

Lunar calendar with lunations, from new moon to new moon, instead of months. Moon phase on each day. Chinese, Jewish, and Islamic months. Eclipses, meteors, planets, star charts. Christian, Pagan, Islamic, Hindu, and Jewish holidays.