NASA Technical Reports Server (NTRS)

The NASA Technical Reports Server comprises three subfiles which can be searched singly or together:Scientific and Technical Aerospace ReportsThe Scientific and Technical Aerospace Reports (STAR) File consists of bibliographic citations and abstracts to unclassified documents announced in the published Scientific and Technical Aerospace Reports (STAR). The file includes NASA, NASA contractor, and NASA grantee reports; reports issued by other government agencies, domestic and foreign institutions, universities, and private firms; translations in report form; NASA-owned, other government agency, and foreign patents and patent applications; and dissertations and theses emphasizing aeronautics, space science, and supporting disciplines.Coverage: 1962 - present. Updated weeklyNASA Open LiteratureThe NASA Open Literature File contains bibliographic citations and abstracts to globally published literature in the fields of aeronautics, space science, chemistry and materials, engineering, geosciences, life sciences, mathematics and computer sciences, and physics. Included are periodicals, government-sponsored journals, books, and conference proceedings issued from professional and academic organizations.Coverage: 1962 - present. Updated weeklyNACA Holdings FileThe bibliographic records in this file represent the document series produced by NASA's predecessor, the National Advisory Committee for Aeronautics (NACA), as well as various other aviation reports.