NASA is the National Aeronautics and Space Administration, an American space and aeronautics agency.

NASA, nasa, or Nasa may also refer to:

• N.A.S.A. (musical group), a DJ collective
• NASA (Swedish band), a Swedish synth-pop band
• North American Saxophone Alliance

• "NASA" (song), a 2019 song by Ariana Grande
• "NASA", a 2026 song by Ateez from the extended play Golden Hour: Part.4
• "NASA", a 2009 song by Dance Gavin Dance from the album Happiness

• National Archives of South Africa
• National Association of Students of Architecture, India
• National Auto Sport Association, United States
• North American Sommelier Association
• National Super Alliance, a Kenyan political party (founded 2017)
• National Association of Student Anthropologists, student division of the American Anthropological Association

• Nasa people, an aboriginal people of Colombia
• Nasa (footballer, born 1968), a Brazilian football defender (born Gesiel José de Lima)
• Nasa (footballer, born 1979), a Brazilian football attacking midfielder (born Marcos Antonio García Nascimento)

• 11365 NASA, a main-belt asteroid
• Nasa, Ghana, a village in Ghana
• Nasa Mountain, a mountain near Arjeplog in the north of Sweden
• Nasa silver mine, a silver mine on Nasa Mountain

• Nasa (plant), a genus of plants in the family Loasaceae
• Naša TV, a TV channel in North Macedonia
• North Adelaide School of Arts, a former college in Australia

• National Advisory Committee for Aeronautics, the predecessor to NASA (1915-1958)
• National Aeronautics and Space Act, the 1958 U.S. law creating NASA
• Nassau (disambiguation)
• Nasser (disambiguation)
• All pages with titles beginning with NASA
• All pages with titles containing NASA