Nassa may refer to:
* Nassa,
Noradrenergic and specific serotonergic antidepressant
*
Nassa (gastropod)
* NASSA, Negro American Space Society of Astronauts, a fictitious organization from the mockumentary
The Old Negro Space Program
''The Old Negro Space Program'' is a short mockumentary in the style of a Ken Burns film. Imagining a black space program, whose "blackstronauts" were excluded from "White NASA", the film lampoons Burns's history of the Negro leagues, a subject ...
{{disambiguation