Four-day week Four-day week A four-day week is an arrangement where a workplace or school has its employees or students work or attend school over the course of four days rather than the more customary five. This arrangement can be a part of flexible working hours, and is sometimes used to cut costs, as seen in the example of the so-called "4/10 work week," where employees work a normal 40 hours across four days, i.e. a "four-ten" week. In 2008, employees of the Utah state government all began working ten-hour days from Monday to Thursday. By closing state government offices on Fridays,
IAU definition of planet orbit-clearing criterion. The wording of the 2006 definition is heliocentric in its use of the word "Sun" instead of "star or stars", and is thus not applicable to the numerous objects which have been identified in orbit around other stars. A separate "working" definition for extrasolar planets was, however, recommended by a working group of the IAU in 2003 and includes the criterion: "The minimum mass/size required for an extrasolar object to be considered a planet should be the same as that used in the Solar System." The final vote was criticized because of the relatively small percentage of the