Radio Universo
Black Holes Encyclopedia
Articles

Books

Black Holes & Time Warps: Einstein's Outrageous Legacy, by Kip S. Thorne, W. W. Norton & Company, 1994.

Gravity's Fatal Attraction: Black Holes in the Universe, by Mitchell Begelman and Martin Rees, Scientific American Library, 1998

Other books with good information on black holes:

The Hundred Greatest Stars, by James B. Kaler, Copernicus Books, 2002

The Physics of Star Trek, by Lawrence M. Krauss, BasicBooks, 1995

Time Travel in Einstein's Universe, by J. Richard Gott, Houghton Mifflin, 2002

Web Sites

Black Holes & Beyond

Cambridge Relativity: Black Holes

Chandra X-Ray Observatory: Black Holes

Imagine the Universe: Active Galaxies and Quasars

Virtual Trips to Black Holes and Neutron Stars

Other websites with good information on black holes:

Encyclopedia of Astronomy and Astrophysics: Institute of Physics Publishing

HubbleSite

Messier Objects: Galaxies

Multiwavelength Astronomy

Stars/Star of the Week

Stephen Hawking's Universe

What Are Astronomers Doing?