Space and Astronomy Atlas

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The Calendar

Monday 22 April 2024

What the atlas records for this date, across the traditions it covers.

The Day BeforeTodayThe Day AfterAll Of April 2024

Already Underway

Eastertide
Feast / celebration
The fifty days from Easter Sunday to Pentecost, kept as a single festal season
Day 23 of 50
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The Week Ahead

Tuesday 23 AprilPassover (Pesach)

This Week In Space and Astronomy History

22 AprilBoeing X-37, Launch Date 2010
22 AprilNoor (satellite), Launch Date 2020
22 AprilSoyuz 7K-OKS, Launch Date 1971
23 AprilRanger 4, Launch Date 1962
23 AprilSoyuz, Launch Date 1967
24 AprilLong March 1, First Flight Date 1970
25 AprilSoyuz-TM, Launch Date 2002
27 AprilApollo 16, End Date 1972
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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.