|This article or subsection has an associated category.||1980s|
|Decades:||1950s - 1960s - 1970s - 1980s - 1990s - 2000s - 2010s|
(stardates 1980.0 to 1989, or from -1/80)
|Centuries:||19th century - 20th century - 21st century|
The 1980s was, on Earth's calendar, the ninth decade of the 20th century. Although this was a time period before Human formulation of stardates, this era begins with stardate 1980.0 or reference stardate -1/80.