Space and Astronomy Atlas

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Sunday 4 April 2027

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

The Day BeforeTodayThe Day AfterAll Of April 2027

Observed On This Date

Divine Mercy Sunday
Feast / celebration
The Second Sunday of Easter, the octave day of Easter
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Already Underway

Eastertide
Feast / celebration
The fifty days from Easter Sunday to Pentecost, kept as a single festal season
Day 8 of 50
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This Week In Space and Astronomy History

6 AprilPioneer 11, Launch Date 1973
7 April2001 Mars Odyssey, Launch Date 2001
7 April2001 Mars Odyssey, Launch Date 2001
8 AprilGemini Program, Launch Date 1964
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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.