You can find information & resources of science, biotechnology, chemistry, ecology, technology, science resources, mechanical engineering, earth sciences, astrophysics, nuclear & molecular at PortalScience.com
The Radio Amateur Satellite Corporation
Offers facts, news, events information plus organization overview, articles, and member resources of AMSAT.
http://www.amsat.org/
The Space Foundation
Provides organization overview, projects, events, grants and prizes of a non-profit organization to advance space exploration, development, use and education.
http://www.spacefoundation.org
Utah Space Association
Provides information about the activities of the Utah chapter of the National Space Society in USA. Offers subscription to newsletter and related space links.
http://www.utahspace.org/
X Prize Foundation
Provides comprehensive updated facts on prize rules, activities, photos, merchandising and educational support of an association offering ten million US dollars to the builders of the first private space passenger craft.
http://www.xprize.org/
