|This article or subsection has an associated category.||2090|
|years:|| 2087 2088 2089 2090 2091 2092 2093
(stardates from 2090.0)
|decades:||2060s 2070s 2080s 2090s 2100s 2110s 2120s|
|centuries:||20th century - 21st century - 22nd century|
2090 was, on Earth's calendar, the 91st year of the 21st century, and the first year of the 2090s decade. Although this was a time period before Human formulation of stardates, this era begins with stardate 2090.0.