Top: Kids and Teens: School Time: Science: Scientists: Copernicus, Nicolaus (6)
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Encarta: Copernicus, Nicolaus - Encyclopedia article provides an overview of the astronomer's early life, his education, and his revolutionary theory that the earth was not the center of the universe.

The Scientists: Nicolas Copernicus. - Short biographical article includes links to articles on related topics.

Copernicus: Polish Cleric and Astronomer - Short biography of the man behind the heliocentric theory.

Nicolaus Copernicus - Detailed biography examines Copernicus' dissatisfaction with the Ptolemaic system of astronomy and his theory that the earth actually revolved around the sun. Also includes portrait.

Nicholas Copernicus - Short biography and sketch from PBS.

Windows to the Universe: Nicholas Copernicus - Three short biographies geared toward beginning, intermediate and advanced readers. Includes links to related articles.