Databases

• NASA Online Directives Information System (NODIS)
• Spaceline
• ChemSpy.com
• Collection Metadata for the ADL Georef Collection
• Databases and Databanks
• JPL Technical Server
• Marshall Space Flight Center Document Repository
• NTRS: NASA Technical Reports Server
• NED — NASA/IPAC Extragalactic Database

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Strategic Enterprises

Aerospace Technology

• Aviation International News
• International Aerospace Information Network

Biological and Physical Research

Earth Sciences

Education

Space Flight

• American Institute for Aeronautics and Astronautics (AIAA)
• NASA Human Space Flight
• Spaceline

Space Science

• AERADE (Cranfield Univ) -- Aerospace and Defense Resources
• Astrophysics Data System
• Automated e-Print Archive
• Committee on Data for Science and Technology

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U.S. Government

• CENDI (Commerce, Education, Energy, NASA, Defense, Interior
• Defense Technical Information Center (DTIC)
• Department of Defense (DOD)
• Department of Energy (DOE)
• Federal Depository Library Program
• Library of Congress
• Los Alamos National Laboratory (LANL)
• National Technical Information Service (NTIS)
• Office of Scientific and Technical Information (OSTI)
• Patent and Trademark Office
• Superintendent of Documents -- Government Printing Office (GPO)

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International

• Canada Institute for STI (CISTI)
• Dutch Experiment Support Center
• European Patent Office
• European Space Agency (ESA)
• NATO's Research and Technology Organization (RTO)

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Professional Organizations

• American Institute of Physics (AIP)
• Chemical Propulsion Information Agency (CPIA)
• Space Frontier Foundation

Space News Links

• Universe Today

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Other Thesaurus Vocabulary

• Subject Categorization Guide for Defense Science & Technology -- Defense Technical Information Center
• Physics and Astronomy Classification Scheme (PACS) -- American Institute of Physics
• Medical Subject Headings (MeSH®) -- National Library of Medicine
• Photonics Dictionary
• Mathematics Subject Classification -- Zentralblatt für Mathematik
• Jane's Internet Defence Glossary (Acronyms and Abbreviations)
• Library of Congress Thesauri (Graphic Materials; Legislative Indexing Vocabulary; Global Legal Information Network)
• WordNet - a Lexical Database for English
• DOD Dictionary of Military Terms
• Defense Technical Information Center (DTIC) Thesaurus

(The appearance of these external links does not constitute NASA endorsement of these sites or the information, products, commerce or services contained therein.)

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