The Calendar
What the atlas records for this date, across the traditions it covers.
Observed On This Date
Feast / celebration
25 December
The Western and most Eastern churches. Churches on the Julian calendar keep the same feast on 7 January by the Gregorian reckoning, which is the second rule on this holiday.
Feast / celebration
25 December (a.d
This Week In Space and Astronomy History
Dates for the Hebrew and Islamic calendars are the tabular reckoning, which is what a printed calendar prints. Communities that begin a month on a sighted crescent may differ by a day, and differ from one another by place.