"Year" is an arbitrary term. In fact, any term describing the passage of time is an arbitrary term invented by man to help categorize order, which the universe shows in abundance. Order exists.

"Time" references are man's way of categorizing the order. Given that, all planets have "years" - or none of them do.

These are our output. But it is Arbitrary.

The rules were completely arbitrary.

Nobody made him do it; his decision was arbitrary.

Arbitrary Execution was created in 1989.