See also:

• Business: Aerospace and Defense: Space  (95)
• Recreation: Travel: Specialty Travel: Adventure and Sports  (280)
• Science: Astronomy  (3,875)
• Science: Astronomy: Solar System  (641)
• Science: Technology: Aerospace  (582)
• Shopping: Recreation: Science and Nature: Astronomy: Space Memorabilia  (14)

BBC - Space     www.bbc.co.uk/science/space/index.shtml Features a variety of resources for space exploration and introduction to space flight. Includes many interactive and 3D animated views.

Encyclopedia Astronautica  www.astronautix.com Comprehensive resource providing articles on most space technology subjects and space flight history.

European Space Industry Directory  www.esidirectory.org ESID is an ESA database of more than 400 space companies and 1000 products.

Heavens Above  www.heavens-above.com Real-time satellite, ISS, and Space Shuttle orbital pass information, maps, and star charts.

International Space Business Council  www.spacebusiness.com/Merchant2/merchant.mvc Maryland research and consulting group focusing on the business of the satellite and space market. Publishes the quarterly magazine, Quest: The History of Spaceflight.

Johns Hopkins University  sd-www.jhuapl.edu Developer of a range of spacecraft and scientific payloads providing project overviews, scientific and engineering articles.

Launchdate  www.launchdate.com Offers an updated list of coming launches, information about ionizing radiation and related resource links.

NASA Skywatch Sightings Calculator  spaceflight.nasa.gov/realdata/sightings A Java applet that will calculate when spacecraft will be visible in the night sky over the viewer's own location.

Russian Space Web  www.russianspaceweb.com News and history of the Russian space program by Anatoly Zak, a journalist.

Space and Astronomy Reference Links  www.refdesk.com/space.html Provides a space and astronomy related directory.

Space Projects and Info  www.aerospaceguide.net Offers a collection of popularized material on space projects and astronomy. Includes forums and merchandising.

Space Travel and Exploration  www.spacehike.com News, information, and resources about space exploration for the armchair space traveler.

Usenet space archive  yarchive.net/space/index.html Large collection of Google group postings on all aspects of space exploration and development.