This Sloan Digital Sky Survey (SDSS) project tells the user about the history and importance of sky surveys. The Sloan Digital Sky Survey (SDSS) is not the first effort that mankind has made to map the night sky. Using...

This is the data release from the Two Micron All Sky Survey. This release covers 2,483 deg2 of northern sky observed from the 2MASS facility at Mt. Hopkins, AZ. The release data products include 233,979 compressed...

This site covers many aspects of the Gemini Observatory. It discusses where it is located, what it observes, what pictures it takes, and certain issues that pertain to it. In addition, it allows users to take a virtual...

This Chandra X-ray Observatory website gives a brief history on the discovery of X-rays and how they are produced. There is also information on other forms of light. This website includes illustrations and information...