Astrophysics Data System

(ADS) A comprehensive computer database system, funded and maintained by NASA, that allows astronomers to locate, retrieve, and analyze astrophysical data stored at a large number of facilities by means of computer networks. The information, which covers all aspects of astronomy, astrophysics, and instrumentation, consists of bibliographical records, electronic versions of printed articles, and pointers and links to external resources. See also SIMBAD.

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