Wikimedia
Wikipedia: Tycho Brahe
A great overview of the life of astronomer Tycho Brahe from Wikipedia Encyclopedia. This article discusses his contributions to the world of astronomy, and his building of his observatory called Uraniborg.
Other
Tycho Brahe: Danish Astronomer
This site contains information about his astronomical achievements, his life in a few important years, and other information about his small beautiful castle on the island Hven, located in between Denmark and Sweden.