Spacetime

### PI DAY: HOW π IS USED IN ASTRONOMY

There really is something about Pi. It is one of those things being present everywhere at all times. It is subtly ignored on a daily basis unless it needs to be pointed out. Like breathing. Until someone says “take a breath” and you start breathing consciously.

The 14. of March is a reminder, that π really is something special. A mathematical constant that can not be written with the final number of integers, fractions, or their roots. It is 3.1415926535897932384626433… or approximately 3,14.

WHERE THERE ARE CIRCLES, THERE IS π