Calendars & Dates



Calendar Zone


Different Calendars

A Variety of Calendars

Calendar Comparison

Date Calculators

Matching Calendar Years

The Chinese Calendar

Perpetual Calendars


Calendar History

Old Style & New Style

Calendars FAQ


Subject Calendars




Today in History --Yahoo

Today in History -- Scopes


History Channel

Library of Congress

Religious Calendars

Interfaith Calendar

Interfaith Calendar Terms

Islamic Calendar


Easter / Passover

The Date of Easter --USNO

Ecclesiastical Calendar

Easter & Feast Days


Passover Dates


World Holidays

Worldwide Holidays


About U.S. Holidays

Federal Holidays -- FAQ


U.S. Holiday Calendars

Amer. Secular Holidays

U.S. Fed. Holidays

Astronomical Events/Phases

US Naval Observatory - Home / History

Naval Oceanography Portal - for Sun and Moon rise and set times, Moon phases, eclipses, seasons, positions of solar system objects, and other data

Meteors -- NASA

Eclipse -- NASA

Time Zone Conversion -- NASA

Celestial Calendars

Astronomical Time Keeping

Moon Phases -- Farmers Almanac

Sun/Moon Rise &Set -- Farmers Almanac

Blue Moon -- NASA