Year zero
Year zero does not exist in the anno Domini system usually used to number years in the Gregorian calendar and in its predecessor, the Julian calendar. In this system, the year is followed by . However, there is a year zero in astronomical year numbering (where it coincides with the Julian year ) and in ISO 8601:2004 (where it coincides with the Gregorian year ) as well as in all Buddhist and Hindu calendars.
Numbers in Year Zero
This is a comprehensive list of the numbers of the Year Zero alternate reality game by Nine Inch Nails and 42 Entertainment. The "Year Zero" alternate reality game, and its accompanying concept album of the same name, criticizes the United States government's policies as of 2007, projecting a dystopian vision of its impact on the state of events in 2022. The game has been underway since roughly February 12, 2007 and is expected to continue for approximately eighteen months.