For reasons of dizzying complexity, involving ancient councils and ecclesiastical calendars, the Paschal Moon's arrival on March 21st has triggered an unusually early Easter.

Easter changes dates from year to year, as everyone knows, but few grasp the intricacies of its calculation. To remove some of the mystery, we called the folks at the U.S. Naval Observatory in Washington, D.C., who know about astronomy and calendar stuff.

Here’s the question they’ve been getting: “Why did you guys make Easter so early this year?”

Geoff Chester at the Naval Observatory wants everyone to know this: “It’s not us.”

The church long ago devised the computation for Easter, Chester said, and it’s not really mysterious. It’s certainly not random. The explanation, however, can get complex. read more at kansascity.com