what is week:
week is the period of Seven days.
Seven days has Seven names, and now we will try to know the how this names has come into picture.
who has given names and reason behind it.
The Babylonians named each of the days after one of the five planetary bodies known to them (Mercury, Venus, Mars, Jupiter, and Saturn) and after the Sun and Moon.
Babylonians thought there were seven planets in the sky, with each one controlling a different day of the week here on Earth
For centuries the Romans used a period of eight days in civil practice, but in 321 CE Emperor Constantine established the seven day week in the Roman calendar and designated Sunday as the first day of the Week.
Why do weeks start on Sunday?
Sunday has always been regarded as the first day of the week for religious reasons.
Sunday is the day of worship and rest.
The Gregorian calendar
The Gregorian calendar is a solar dating system used by most of the world. It is named for pope Gregory XIII.
After doing many changes in many calendars ,Gregorian calendar is used world-wide.
Week Names according to Planet :
| English | Planet | |
|---|---|---|
| Monday | Moon | |
| Tuesday | Mars | |
| Wednesday | Mercury | |
| Thursday | Jupiter | |
| Friday | Venus | |
| Saturday | Saturn | |
| Sunday | (Sun) |
