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Science, engineering, and mathematics — biology, chemistry, physics, astronomy, earth sciences, social sciences, and technology research. A curated gateway to academic and professional scientific resources.
57129 resources
Over 500 astronomy and space related links, updated frequently. Submit your own link.
A catalog of scientific resources and media worldwide but especially in German and English: Directories of Astronomy Journals; Astronomy-related catalogs of scientific search engines; additional starting points and sites of special interest.
Web portal with extensive collection of internet links on astronomy and space topics.
Images and links to astronomical sites.
Links to astronomy sites and pictures. In English, Spanish and Portuguese.
Links, articles and papers sorted in astronomy, space flight and SETI@home.