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This site describes soft gamma repeaters. The author, Robert C. Duncan of the University of Texas at Austin, explains how these strange, physically-extreme stars form, and why they emit steadily pulsating X-rays with...
The Abrams Planetarium, located at Michigan State University, has this homepage that describes various aspects of the outreach program created by the establishment. In addition, the page provides links to many other...
The main objective of this website is to teach the amateur astronomer how to perform spectroscopy. The first part of the website is dedicated to establishing a theoretical foundation, in which the process of spectroscopy...
The Space Telescope Science Institute's Amazing Space site is the product of teachers teamed up with scientists, engineers and staff from the institute. This site has interactive lessons in astronomy and math designed...
This collection of teaching tools, authored by the Space Telescope Science Institute (U.S.) includes lithographs, fast facts, graphic organizers, question and answer sessions, and online explorations on an array of...
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