See also:

• Science: Physics: Relativity: Black Holes  (72)

• Active Galaxies and Quasars - Provides an introduction to galaxies and quasars. Includes an FAQ, quizzes, and links.
• Bill Keel's WWW Gallery - Active Galaxies and Quasars - Quasars and Active Galactic Nuclei
• The Cause of the Characteristics of Quasars (QSOs) - Quasars (QSOs) are an illusion created by gravity lensing of photons from the opposite jet by a huge mass within the quasar.
• Frequently Asked Questions About Quasars - Part of an FAQ site that evolved from an exchange of e-mail messages with middle school science students.
• Laser Stars - Quasars - Quasars are not black holes, they are laser stars within our galaxy.
• NASA - What is the Ultimate Fate of the Universe? - Explains the two possible fates for the universe envisioned by cosmologists.

• Hubble Surveys The "Homes" Of Quasars - Contains press release about the impact of quasars within various galaxies. Includes photos. (November 19, 1996)